Migrate sli-core files

Migrate sli-core repo files into new
directory "core".

Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>

24 files changed, 1014 insertions, 0 deletions

diff --git a/core/utils/installer/pom.xml b/core/utils/installer/pom.xml
new file mode 100755
index 000000000..829a33051
--- /dev/null
+++ b/core/utils/installer/pom.xml
@@ -0,0 +1,129 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<parent>
+		<groupId>org.onap.ccsdk.parent</groupId>
+		<artifactId>odlparent-lite</artifactId>
+		<version>2.1.0-SNAPSHOT</version>
+		<relativePath/>
+	</parent>
+
+	<groupId>org.onap.ccsdk.sli.core</groupId>
+	<artifactId>utils-installer</artifactId>
+	<version>1.1.1-SNAPSHOT</version>
+	<packaging>pom</packaging>
+
+	<name>ccsdk-sli-core :: utils :: ${project.artifactId}</name>
+
+	<properties>
+		<application.name>ccsdk-slicore-utils</application.name>
+		<features.boot>${application.name}</features.boot>
+		<features.repositories>mvn:org.onap.ccsdk.sli.core/${features.boot}/${project.version}/xml/features</features.repositories>
+		<include.transitive.dependencies>false</include.transitive.dependencies>
+	</properties>
+
+	<dependencies>
+
+		<dependency>
+			<groupId>org.onap.ccsdk.sli.core</groupId>
+			<artifactId>utils-provider</artifactId>
+			<version>${project.version}</version>
+		</dependency>
+
+
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>maven-repo-zip</id>
+						<goals>
+							<goal>single</goal>
+						</goals>
+						<phase>package</phase>
+						<configuration>
+							<attach>true</attach>
+							<finalName>stage/${application.name}-${project.version}</finalName>
+							<descriptors>
+								<descriptor>src/assembly/assemble_mvnrepo_zip.xml</descriptor>
+							</descriptors>
+							<appendAssemblyId>true</appendAssemblyId>
+						</configuration>
+					</execution>
+					<execution>
+						<id>installer-zip</id>
+						<goals>
+							<goal>single</goal>
+						</goals>
+						<phase>package</phase>
+						<configuration>
+							<attach>true</attach>
+							<finalName>${application.name}-${project.version}-installer</finalName>
+							<descriptors>
+								<descriptor>src/assembly/assemble_installer_zip.xml</descriptor>
+							</descriptors>
+							<appendAssemblyId>false</appendAssemblyId>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-dependency-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>copy-dependencies</id>
+						<goals>
+							<goal>copy-dependencies</goal>
+						</goals>
+						<phase>prepare-package</phase>
+						<configuration>
+							<transitive>false</transitive>
+							<outputDirectory>${project.build.directory}/assembly/system</outputDirectory>
+							<overWriteReleases>false</overWriteReleases>
+							<overWriteSnapshots>true</overWriteSnapshots>
+							<overWriteIfNewer>true</overWriteIfNewer>
+							<useRepositoryLayout>true</useRepositoryLayout>
+							<addParentPoms>false</addParentPoms>
+							<copyPom>false</copyPom>
+							<includeGroupIds>org.onap.ccsdk.sli,org.apache.tomcat</includeGroupIds>
+							<excludeArtifactIds>sli-common,sli-provider</excludeArtifactIds>
+							<scope>provided</scope>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-resources-plugin</artifactId>
+				<version>2.6</version>
+				<executions>
+					<execution>
+						<id>copy-version</id>
+						<goals>
+							<goal>copy-resources</goal>
+						</goals><!-- here the phase you need -->
+						<phase>validate</phase>
+						<configuration>
+							<outputDirectory>${basedir}/target/stage</outputDirectory>
+							<resources>
+								<resource>
+									<directory>src/main/resources/scripts</directory>
+									<includes>
+										<include>install-feature.sh</include>
+									</includes>
+									<filtering>true</filtering>
+								</resource>
+							</resources>
+						</configuration>
+					</execution>
+
+				</executions>
+			</plugin>
+
+		</plugins>
+	</build>
+</project>
diff --git a/core/utils/installer/src/assembly/assemble_installer_zip.xml b/core/utils/installer/src/assembly/assemble_installer_zip.xml
new file mode 100755
index 000000000..a6a22a9ba
--- /dev/null
+++ b/core/utils/installer/src/assembly/assemble_installer_zip.xml
@@ -0,0 +1,39 @@
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+	xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+	<id>bin</id>
+
+	<formats>
+		<format>zip</format>
+	</formats>
+
+	<!--  we want "system" and related files right at the root level
+		  as this file is suppose to be unzip on top of a karaf
+		  distro. -->
+	<includeBaseDirectory>false</includeBaseDirectory>
+
+	<fileSets>
+		<fileSet>
+			<directory>target/stage/</directory>
+			<outputDirectory>${application.name}</outputDirectory>
+			<fileMode>755</fileMode>
+			<includes>
+				<include>*.sh</include>
+			</includes>
+		</fileSet>
+		<fileSet>
+			<directory>target/stage/</directory>
+			<outputDirectory>${application.name}</outputDirectory>
+			<fileMode>644</fileMode>
+			<excludes>
+				<exclude>*.sh</exclude>
+			</excludes>
+		</fileSet>
+	</fileSets>
+
+
+
+</assembly>
diff --git a/core/utils/installer/src/assembly/assemble_mvnrepo_zip.xml b/core/utils/installer/src/assembly/assemble_mvnrepo_zip.xml
new file mode 100755
index 000000000..86b07f1f3
--- /dev/null
+++ b/core/utils/installer/src/assembly/assemble_mvnrepo_zip.xml
@@ -0,0 +1,29 @@
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+	xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+	<id>repo</id>
+
+	<formats>
+		<format>zip</format>
+	</formats>
+
+	<!--  we want "system" and related files right at the root level
+		  as this file is suppose to be unzip on top of a karaf
+		  distro. -->
+	<includeBaseDirectory>false</includeBaseDirectory>
+
+	<fileSets>
+		<fileSet>
+			<directory>target/assembly/</directory>
+			<outputDirectory>.</outputDirectory>
+			<excludes>
+			</excludes>
+		</fileSet>
+	</fileSets>
+
+
+
+</assembly>
diff --git a/core/utils/installer/src/main/resources/scripts/install-feature.sh b/core/utils/installer/src/main/resources/scripts/install-feature.sh
new file mode 100644
index 000000000..e16e79a12
--- /dev/null
+++ b/core/utils/installer/src/main/resources/scripts/install-feature.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+ODL_HOME=${ODL_HOME:-/opt/opendaylight/current}
+ODL_KARAF_CLIENT=${ODL_KARAF_CLIENT:-${ODL_HOME}/bin/client}
+INSTALLERDIR=$(dirname $0)
+
+REPOZIP=${INSTALLERDIR}/${features.boot}-${project.version}.zip
+
+if [ -f ${REPOZIP} ]
+then
+	unzip -d ${ODL_HOME} ${REPOZIP}
+else
+	echo "ERROR : repo zip ($REPOZIP) not found"
+	exit 1
+fi
+
+${ODL_KARAF_CLIENT} feature:repo-add ${features.repositories}
+${ODL_KARAF_CLIENT} feature:install ${features.boot}
diff --git a/core/utils/pom.xml b/core/utils/pom.xml
new file mode 100755
index 000000000..b8c196cff
--- /dev/null
+++ b/core/utils/pom.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+   <modelVersion>4.0.0</modelVersion>
+
+   <parent>
+        <groupId>org.onap.ccsdk.parent</groupId>
+        <artifactId>odlparent-lite</artifactId>
+        <version>2.1.0-SNAPSHOT</version>
+        <relativePath/>
+    </parent>
+
+   <groupId>org.onap.ccsdk.sli.core</groupId>
+   <artifactId>utils</artifactId>
+   <version>1.1.1-SNAPSHOT</version>
+   <packaging>pom</packaging>
+
+   <name>ccsdk-sli-core :: utils</name>
+   <description>Utilities used across sli-core</description>
+   <organization>
+        <name>ONAP</name>
+    </organization>
+
+   <modules>
+    <module>provider</module>
+    <module>installer</module>
+  </modules>
+</project>
diff --git a/core/utils/provider/pom.xml b/core/utils/provider/pom.xml
new file mode 100644
index 000000000..3d4fd856d
--- /dev/null
+++ b/core/utils/provider/pom.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onap.ccsdk.parent</groupId>
+        <artifactId>binding-parent</artifactId>
+        <version>2.1.0-SNAPSHOT</version>
+        <relativePath/>
+    </parent>
+
+    <groupId>org.onap.ccsdk.sli.core</groupId>
+    <artifactId>utils-provider</artifactId>
+    <version>1.1.1-SNAPSHOT</version>
+    <packaging>bundle</packaging>
+
+    <name>ccsdk-sli-core :: utils :: ${project.artifactId}</name>
+    <description>
+        The SLI Core Utilities Package provides common functionality for setting up SLI connectivity.
+    </description>
+    <organization>
+        <name>ONAP</name>
+    </organization>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+        </dependency>
+		<dependency>
+			<groupId>org.osgi</groupId>
+			<artifactId>org.osgi.core</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
+        <!-- Testing Dependencies -->
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>${junit.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/DefaultFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/DefaultFileResolver.java
new file mode 100644
index 000000000..8938aa6e7
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/DefaultFileResolver.java
@@ -0,0 +1,61 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+/**
+ * Resolves dblib properties files relative to the default file path.  In Unix, this is represented by:
+ * <code>/opt/sdnc/data/properties</code>
+ */
+public abstract class DefaultFileResolver implements PropertiesFileResolver {
+
+    private final String successMessage;
+
+    private final Path propertyPath;
+
+    public DefaultFileResolver(final String successMessage, final Path propertyPath) {
+        this.successMessage = successMessage;
+        this.propertyPath = propertyPath;
+    }
+
+    /**
+     * Parse a properties file location based on the default properties location
+     *
+     * @return an Optional File containing the location if it exists, or an empty Optional
+     */
+    @Override
+    public Optional<File> resolveFile(final String filename) {
+        final File fileFromDefaultDblibDir = propertyPath.resolve(filename).toFile();
+        if (fileFromDefaultDblibDir.exists()) {
+            return Optional.of(fileFromDefaultDblibDir);
+        }
+        return Optional.empty();
+    }
+
+    @Override
+    public String getSuccessfulResolutionMessage() {
+        return this.successMessage;
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
new file mode 100755
index 000000000..518fb30d3
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/EnvVarFileResolver.java
@@ -0,0 +1,76 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils;
+
+import com.google.common.base.Strings;
+
+import java.io.File;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+/**
+ * Resolves properties files relative to the directory identified by the <code>SDNC_CONFIG_DIR</code>
+ * environment variable. If a system property with the same name is set it is given precedence.
+ */
+public abstract class EnvVarFileResolver implements PropertiesFileResolver {
+
+    /**
+     * Key for environment variable representing the configuration directory
+     */
+    private final String propertyKey;
+
+    private final String successMessage;
+
+    public EnvVarFileResolver(final String successMessage, final String propertyKey) {
+        this.successMessage = successMessage;
+        this.propertyKey = propertyKey;
+    }
+
+    /**
+     * Parse a properties file location based on System environment variable
+     *
+     * @return an Optional File containing the location if it exists, or an empty Optional
+     */
+    @Override
+    public Optional<File> resolveFile(final String filename) {
+        // attempt to read the system property first
+        String propDirectoryFromEnvVariable = System.getProperty(propertyKey);
+ 
+        if(propDirectoryFromEnvVariable == null) {
+            // attempt to resolve the property directory from the corresponding environment variable
+            propDirectoryFromEnvVariable = System.getenv(propertyKey);
+        }
+
+        final File fileFromEnvVariable;
+        if (!Strings.isNullOrEmpty(propDirectoryFromEnvVariable)) {
+            fileFromEnvVariable = Paths.get(propDirectoryFromEnvVariable).resolve(filename).toFile();
+            if(PathValidator.isValidPropertiesPath(fileFromEnvVariable.getAbsolutePath()) && fileFromEnvVariable.exists()) {
+                return Optional.of(fileFromEnvVariable);
+            }
+        }
+        return Optional.empty();
+    }
+
+    @Override
+    public String getSuccessfulResolutionMessage() {
+        return this.successMessage;
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/JREFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/JREFileResolver.java
new file mode 100755
index 000000000..c4a4fca47
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/JREFileResolver.java
@@ -0,0 +1,111 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils;
+
+import java.io.File;
+import java.io.InputStream;
+import java.net.URL;
+import java.nio.file.CopyOption;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+import java.util.Optional;
+
+import org.osgi.framework.Bundle;
+import org.osgi.framework.FrameworkUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Resolves project properties files relative to the directory identified by the JRE property
+ * <code>dblib.properties</code>.
+ */
+public class JREFileResolver implements PropertiesFileResolver {
+
+    /**
+     * Key for JRE argument representing the configuration directory
+     */
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(JREFileResolver.class);
+    private final String successMessage;
+    private final Class<?> clazz;
+
+    public JREFileResolver(final String successMessage, final Class<?> clazz) {
+        this.successMessage = successMessage;
+        this.clazz = clazz;
+    }
+
+    /**
+     * Parse a properties file location based on JRE argument
+     *
+     * @return an Optional File containing the location if it exists, or an empty Optional
+     */
+    @Override
+    public Optional<File> resolveFile(final String filename) {
+
+        try {
+
+            final Bundle bundle = FrameworkUtil.getBundle(this.clazz);
+            if (bundle == null) {
+                return Optional.empty();
+            }
+
+            URL jreArgumentEntry = bundle.getEntry(filename);
+            if (jreArgumentEntry == null) {
+                return Optional.empty();
+            }
+
+
+            final File dataFile = bundle.getDataFile(filename);
+            if(dataFile.exists()) {
+                dataFile.delete();
+            }
+
+            try (InputStream input = jreArgumentEntry.openStream()){
+                Files.copy(input, dataFile.toPath());
+            } catch(Exception exc) {
+                return Optional.empty();
+            }
+
+            return Optional.of(dataFile);
+        } catch (final NoClassDefFoundError e) {
+            LOGGER.info("Getting /{} embedded with {}", filename, clazz.getCanonicalName());
+            try (InputStream input = clazz.getResourceAsStream("/"+filename)) {
+                File propFile = File.createTempFile("tmp", ".properties", null);
+                LOGGER.info("Copying /{} to {}", filename, propFile.getAbsolutePath());
+                Files.copy(input, propFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
+                return Optional.of(propFile);
+            } catch (Exception e1) {
+                LOGGER.info("Caught exception getting {} embedded in jar", filename, e1);
+                return Optional.empty();
+            }
+        }
+        catch(final Exception e) {
+            return Optional.empty();
+        }
+
+    }
+
+    @Override
+    public String getSuccessfulResolutionMessage() {
+        return this.successMessage;
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolver.java
new file mode 100644
index 000000000..0cb754504
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolver.java
@@ -0,0 +1,63 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils;
+
+import java.io.File;
+import java.net.URL;
+import java.util.Optional;
+
+/**
+ * Resolves dblib properties files relative to the karaf root directory.
+ */
+public class KarafRootFileResolver implements PropertiesFileResolver {
+
+    final Object provider;
+
+    private final String successMessage;
+
+    public KarafRootFileResolver(final String successMessage, final Object provider) {
+        this.successMessage = successMessage;
+        this.provider = provider;
+    }
+
+    /**
+     * Parse a properties file location relative to the karaf root
+     *
+     * @return an Optional File containing the location if it exists, or an empty Optional
+     */
+    @Override
+    public Optional<File> resolveFile(final String filename) {
+        final URL fromKarafRoot = provider.getClass().getResource(filename);
+        if (fromKarafRoot != null) {
+            final File propertiesFile = new File(fromKarafRoot.getFile());
+            if (propertiesFile.exists()) {
+                return Optional.of(propertiesFile);
+            }
+            return Optional.empty();
+        }
+        return Optional.empty();
+    }
+
+    @Override
+    public String getSuccessfulResolutionMessage() {
+        return this.successMessage;
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PathValidator.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PathValidator.java
new file mode 100644
index 000000000..08f0fc050
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PathValidator.java
@@ -0,0 +1,17 @@
+package org.onap.ccsdk.sli.core.utils;
+import java.util.regex.Pattern;
+
+public class PathValidator {
+    public static boolean isValidXmlPath(String path) {
+        Pattern allowList = Pattern.compile("[-.\\w/\\/]+\\.xml$");
+        return (allowList.matcher(path).matches());
+    }
+    public static boolean isValidPropertiesPath(String path) {
+        Pattern allowList = Pattern.compile("[-.\\w/\\/]+\\.properties$");
+        return (allowList.matcher(path).matches());
+    }
+    public static boolean isValidFilePath(String path) {
+        Pattern allowList = Pattern.compile("[-.\\w/\\/]+$");
+        return (allowList.matcher(path).matches());
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PropertiesFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PropertiesFileResolver.java
new file mode 100644
index 000000000..bfb417dca
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/PropertiesFileResolver.java
@@ -0,0 +1,45 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils;
+
+import java.io.File;
+import java.util.Optional;
+
+/**
+ * Strategy for resolving dblib properties.
+ */
+public interface PropertiesFileResolver {
+
+    /**
+     * Resolve dblib properties file.
+     *
+     * @param filename the name of the file to look for at the specific location.
+     * @return An optional File or empty.
+     */
+    Optional<File> resolveFile(final String filename);
+
+    /**
+     * A success message, used only for logging now.
+     *
+     * @return a success message, used only for logging now.
+     */
+    String getSuccessfulResolutionMessage();
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/BundleContextFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/BundleContextFileResolver.java
new file mode 100755
index 000000000..356009f3f
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/BundleContextFileResolver.java
@@ -0,0 +1,82 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils.common;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+import org.osgi.framework.FrameworkUtil;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.Strings;
+
+/**
+ * Resolves properties files from runtime property value <code>SDNC_CONFIG_DIR</code> defined in the osgi properties.
+ */
+public class BundleContextFileResolver implements PropertiesFileResolver {
+
+    /**
+     * Key for osgi variable representing the configuration directory
+     */
+    private static final String SDNC_CONFIG_DIR_PROP_KEY = "SDNC_CONFIG_DIR";
+
+    private final String successMessage;
+    private final Class<?> clazz;
+
+    public BundleContextFileResolver(final String successMessage, final Class<?> clazz) {
+        this.successMessage = successMessage;
+        this.clazz = clazz;
+    }
+
+    /**
+     * Parse a properties file location based on JRE argument
+     *
+     * @return an Optional File containing the location if it exists, or an empty Optional
+     */
+    @Override
+    public Optional<File> resolveFile(final String filename) {
+        try {
+            if (FrameworkUtil.getBundle(clazz) == null) {
+                return Optional.empty();
+            } else {
+                     final String pathProperty = FrameworkUtil.getBundle(this.clazz).getBundleContext()
+                            .getProperty(SDNC_CONFIG_DIR_PROP_KEY);
+                    if (Strings.isNullOrEmpty(pathProperty)) {
+                        return Optional.empty();
+                    }
+                    final Path dblibPath = Paths.get(pathProperty);
+                    return Optional.of(dblibPath.resolve(filename).toFile());
+
+            }
+        } catch (Exception|NoClassDefFoundError e) {
+            LoggerFactory.getLogger(this.getClass()).error("", e);
+            return Optional.empty();
+        }
+    }
+
+    @Override
+    public String getSuccessfulResolutionMessage() {
+        return this.successMessage;
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolver.java
new file mode 100755
index 000000000..4d7e90261
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolver.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils.common;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+import org.onap.ccsdk.sli.core.utils.DefaultFileResolver;
+
+/**
+ * Resolve properties file location based on the default directory name.
+ */
+public class CoreDefaultFileResolver extends DefaultFileResolver {
+
+    /**
+     * Default path to look for the configuration directory
+     */
+    private static final Path DEFAULT_DBLIB_PROP_DIR = Paths.get("/opt", "sdnc", "data", "properties");
+
+    public CoreDefaultFileResolver(final String successMessage) {
+        super(successMessage, DEFAULT_DBLIB_PROP_DIR);
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolver.java
new file mode 100755
index 000000000..51b6134f7
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolver.java
@@ -0,0 +1,38 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * onap
+ * ================================================================================
+ * Copyright (C) 2016 - 2017 ONAP
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.core.utils.common;
+
+import org.onap.ccsdk.sli.core.utils.EnvVarFileResolver;
+
+/**
+ * Resolve properties file location based on the default directory name.
+ */
+public class SdncConfigEnvVarFileResolver extends EnvVarFileResolver {
+
+    /**
+     * Key for environment variable representing the configuration directory
+     */
+    private static final String SDNC_CONFIG_DIR_PROP_KEY = "SDNC_CONFIG_DIR";
+
+    public SdncConfigEnvVarFileResolver(final String successMessage) {
+        super(successMessage, SDNC_CONFIG_DIR_PROP_KEY);
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolver.java
new file mode 100755
index 000000000..082bdf403
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolver.java
@@ -0,0 +1,25 @@
+package org.onap.ccsdk.sli.core.utils.dblib;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import org.onap.ccsdk.sli.core.utils.DefaultFileResolver;
+
+/**
+ * Resolve properties file location based on the default directory name.
+ *
+ * @deprecated
+ *    This class has been replaced by generic version of this class
+ *    {@link #CoreDefaultFileResolver} in common package.
+ */
+@Deprecated
+public class DblibDefaultFileResolver extends DefaultFileResolver {
+
+    /**
+     * Default path to look for the configuration directory
+     */
+    private static final Path DEFAULT_DBLIB_PROP_DIR = Paths.get("/opt", "sdnc", "data", "properties");
+
+    public DblibDefaultFileResolver(final String successMessage) {
+        super(successMessage, DEFAULT_DBLIB_PROP_DIR);
+    }
+}
diff --git a/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolver.java b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolver.java
new file mode 100644
index 000000000..959271cb7
--- /dev/null
+++ b/core/utils/provider/src/main/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolver.java
@@ -0,0 +1,23 @@
+package org.onap.ccsdk.sli.core.utils.dblib;
+
+import org.onap.ccsdk.sli.core.utils.EnvVarFileResolver;
+
+/**
+ * Resolve properties file location based on the default directory name.
+ *
+ * @deprecated
+ *    This class has been replaced by generic version of this class
+ *    {@link #SdncConfigEnvVarFileResolver} in common package.
+ */
+@Deprecated
+public class DblibEnvVarFileResolver extends EnvVarFileResolver {
+
+    /**
+     * Key for environment variable representing the configuration directory
+     */
+    private static final String SDNC_CONFIG_DIR_PROP_KEY = "SDNC_CONFIG_DIR";
+
+    public DblibEnvVarFileResolver(final String successMessage) {
+        super(successMessage, SDNC_CONFIG_DIR_PROP_KEY);
+    }
+}
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/JREFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/JREFileResolverTest.java
new file mode 100644
index 000000000..8a066f057
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/JREFileResolverTest.java
@@ -0,0 +1,14 @@
+package org.onap.ccsdk.sli.core.utils;
+
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+
+public class JREFileResolverTest {
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new JREFileResolver("success", JREFileResolverTest.class);
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolverTest.java
new file mode 100644
index 000000000..df16b41d0
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/KarafRootFileResolverTest.java
@@ -0,0 +1,13 @@
+package org.onap.ccsdk.sli.core.utils;
+
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+
+public class KarafRootFileResolverTest {
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new KarafRootFileResolver("success", null);
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/BundleContexFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/BundleContexFileResolverTest.java
new file mode 100644
index 000000000..7ddf550b0
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/BundleContexFileResolverTest.java
@@ -0,0 +1,16 @@
+package org.onap.ccsdk.sli.core.utils.common;
+
+import static org.junit.Assert.assertEquals;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+
+public class BundleContexFileResolverTest {
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver =
+                new BundleContextFileResolver("success", BundleContexFileResolverTest.class);
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolverTest.java
new file mode 100644
index 000000000..f1f5f2244
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/CoreDefaultFileResolverTest.java
@@ -0,0 +1,25 @@
+package org.onap.ccsdk.sli.core.utils.common;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import java.io.File;
+import java.util.Optional;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+
+public class CoreDefaultFileResolverTest {
+
+    @Test
+    public void resolveFile() throws Exception {
+        final PropertiesFileResolver resolver = new CoreDefaultFileResolver("success");
+        final Optional<File> file = resolver.resolveFile("doesnotexist.cfg");
+        assertFalse(file.isPresent());
+    }
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new CoreDefaultFileResolver("success");
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolverTest.java
new file mode 100644
index 000000000..130dc0a1e
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/common/SdncConfigEnvVarFileResolverTest.java
@@ -0,0 +1,24 @@
+package org.onap.ccsdk.sli.core.utils.common;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import java.io.File;
+import java.util.Optional;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+
+public class SdncConfigEnvVarFileResolverTest {
+    @Test
+    public void resolveFile() throws Exception {
+        final PropertiesFileResolver resolver = new SdncConfigEnvVarFileResolver("success");
+        final Optional<File> file = resolver.resolveFile("doesnotexist.cfg");
+        assertFalse(file.isPresent());
+    }
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new SdncConfigEnvVarFileResolver("success");
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolverTest.java
new file mode 100644
index 000000000..834a8c449
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibDefaultFileResolverTest.java
@@ -0,0 +1,25 @@
+package org.onap.ccsdk.sli.core.utils.dblib;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import java.io.File;
+import java.util.Optional;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+
+public class DblibDefaultFileResolverTest {
+
+    @Test
+    public void resolveFile() throws Exception {
+        final PropertiesFileResolver resolver = new DblibDefaultFileResolver("success");
+        final Optional<File> file = resolver.resolveFile("doesnotexist.cfg");
+        assertFalse(file.isPresent());
+    }
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new DblibDefaultFileResolver("success");
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file
diff --git a/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolverTest.java b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolverTest.java
new file mode 100644
index 000000000..b5150ab67
--- /dev/null
+++ b/core/utils/provider/src/test/java/org/onap/ccsdk/sli/core/utils/dblib/DblibEnvVarFileResolverTest.java
@@ -0,0 +1,24 @@
+package org.onap.ccsdk.sli.core.utils.dblib;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import java.io.File;
+import java.util.Optional;
+import org.junit.Test;
+import org.onap.ccsdk.sli.core.utils.PropertiesFileResolver;
+
+public class DblibEnvVarFileResolverTest {
+    @Test
+    public void resolveFile() throws Exception {
+        final PropertiesFileResolver resolver = new DblibEnvVarFileResolver("success");
+        final Optional<File> file = resolver.resolveFile("doesnotexist.cfg");
+        assertFalse(file.isPresent());
+    }
+
+    @Test
+    public void getSuccessfulResolutionMessage() throws Exception {
+        final PropertiesFileResolver resolver = new DblibEnvVarFileResolver("success");
+        assertEquals("success", resolver.getSuccessfulResolutionMessage());
+    }
+
+}
\ No newline at end of file