1 files changed, 162 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/csar/AbstractOnboardingManifest.java b/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/csar/AbstractOnboardingManifest.java
new file mode 100644
index 0000000000..50c2c106ff
--- /dev/null
+++ b/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/csar/AbstractOnboardingManifest.java
@@ -0,0 +1,162 @@
+/*
+ * Copyright © 2016-2017 European Support Limited
+ * Modification Copyright (C) 2019 Nordix Foundation.
+ *
+ * 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.
+ */
+
+package org.openecomp.sdc.tosca.csar;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import org.openecomp.sdc.common.errors.Messages;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import static org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder.getErrorWithParameters;
+import static org.openecomp.sdc.tosca.csar.CSARConstants.METADATA_MF_ATTRIBUTE;
+import static org.openecomp.sdc.tosca.csar.CSARConstants.SEPERATOR_MF_ATTRIBUTE;
+
+ abstract class AbstractOnboardingManifest implements Manifest{
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractOnboardingManifest.class);
+    protected Map<String, String> metadata;
+    protected List<String> sources;
+    protected List<String> errors;
+    protected Map<String, List<String>> nonManoSources;
+
+    protected AbstractOnboardingManifest() {
+        errors = new ArrayList<>();
+        sources = new ArrayList<>();
+        metadata = new HashMap<>();
+        nonManoSources = new HashMap<>();
+    }
+
+    @Override
+    public void parse(InputStream is) {
+        try {
+            ImmutableList<String> lines = readAllLines(is);
+            processManifest(lines);
+        } catch (IOException e){
+            LOGGER.error(e.getMessage(),e);
+            errors.add(Messages.MANIFEST_PARSER_INTERNAL.getErrorMessage());
+        }
+    }
+
+    protected void processManifest(ImmutableList<String> lines) {
+        if (isEmptyManifest(lines)){
+            return;
+        }
+        Iterator<String> iterator = lines.iterator();
+        //SOL004 #4.3.2: The manifest file shall start with the package metadata
+        String line = iterator.next();
+        if (!isMetadata(line)) {
+            return;
+        }
+        //handle metadata
+        processMetadata(iterator);
+        if (errors.isEmpty() && metadata.isEmpty()) {
+                errors.add(Messages.MANIFEST_NO_METADATA.getErrorMessage());
+        }
+    }
+
+    protected abstract void processMetadata(Iterator<String> iterator);
+
+     protected boolean isEmptyLine(Iterator<String> iterator, String line) {
+         if(line.isEmpty()){
+             processMetadata(iterator);
+             return true;
+         }
+         return false;
+     }
+
+     protected boolean isInvalidLine(String line, String[] metaSplit) {
+         if (metaSplit.length < 2){
+             reportError(line);
+             return true;
+         }
+         return false;
+     }
+
+     protected boolean isMetadata(String line) {
+         if(line.trim().equals(METADATA_MF_ATTRIBUTE + SEPERATOR_MF_ATTRIBUTE)){
+             return true;
+         }
+         reportError(line);
+         return false;
+     }
+
+     protected boolean isEmptyManifest(ImmutableList<String> lines) {
+         if(lines == null || lines.isEmpty()){
+             errors.add(Messages.MANIFEST_EMPTY.getErrorMessage());
+             return true;
+         }
+         return false;
+     }
+
+    protected void reportError(String line) {
+        errors.add(getErrorWithParameters(Messages.MANIFEST_INVALID_LINE.getErrorMessage(), line));
+    }
+
+    protected ImmutableList<String> readAllLines(InputStream is) throws IOException {
+        if(is == null){
+            throw new IOException("Input Stream cannot be null!");
+        }
+        ImmutableList.Builder<String> builder = ImmutableList.<String> builder();
+        try (BufferedReader bufferedReader = new BufferedReader(
+                new InputStreamReader(is, StandardCharsets.UTF_8.newDecoder()))) {
+            bufferedReader.lines().forEach(builder::add);
+        }
+        return builder.build();
+    }
+
+    public Map<String, String> getMetadata() {
+        if (!isValid()){
+            return Collections.emptyMap();
+        }
+        return ImmutableMap.copyOf(metadata);
+    }
+
+    public List<String> getSources() {
+        if (!isValid()){
+            return Collections.emptyList();
+        }
+        return ImmutableList.copyOf(sources);
+    }
+
+    public List<String> getErrors() {
+        return  ImmutableList.copyOf(errors);
+    }
+
+    public boolean isValid() {
+        return errors.isEmpty();
+    }
+
+    public Map<String, List<String>> getNonManoSources() {
+        if (!isValid()){
+            return Collections.emptyMap();
+        }
+        return ImmutableMap.copyOf(nonManoSources);
+    }
+}