diff options
Diffstat (limited to 'site-manager')
| -rw-r--r-- | site-manager/pom.xml | 128 | ||||
| -rw-r--r-- | site-manager/src/assembly/assemble_zip.xml | 62 | ||||
| -rw-r--r-- | site-manager/src/main/files/README | 26 | ||||
| -rw-r--r-- | site-manager/src/main/files/siteManager | 7 | ||||
| -rw-r--r-- | site-manager/src/main/files/siteManager.properties | 24 | ||||
| -rw-r--r-- | site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java | 609 |
6 files changed, 856 insertions, 0 deletions
diff --git a/site-manager/pom.xml b/site-manager/pom.xml new file mode 100644 index 00000000..9bd11e58 --- /dev/null +++ b/site-manager/pom.xml @@ -0,0 +1,128 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + ============LICENSE_START======================================================= + ECOMP Policy Engine - Common Modules + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + 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========================================================= + --> + +<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> + + <groupId>org.openecomp.policy.common</groupId> + <artifactId>site-manager</artifactId> + <packaging>jar</packaging> + + <parent> + <groupId>org.openecomp.policy.common</groupId> + <artifactId>common-modules</artifactId> + <version>1.0.0-SNAPSHOT</version> + </parent> + + <name>site-manager</name> + + <properties> + <maven.compiler.source>1.7</maven.compiler.source> + <maven.compiler.target>1.7</maven.compiler.target> + </properties> + + <build> + <plugins> + <plugin> + <artifactId>maven-resources-plugin</artifactId> + <version>2.6</version> + <executions> + <execution> + <id>copy-resources</id> + <goals> + <goal>copy-resources</goal> + </goals> + <phase>validate</phase> + <configuration> + <outputDirectory>target/files</outputDirectory> + <resources> + <resource> + <directory>src/main/files</directory> + <filtering>true</filtering> + </resource> + </resources> + </configuration> + </execution> + </executions> + </plugin> + <plugin> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-shade-plugin</artifactId> + <version>1.4</version> + <executions> + <execution> + <phase>package</phase> + <goals> + <goal>shade</goal> + </goals> + </execution> + </executions> + </plugin> + <plugin> + <artifactId>maven-assembly-plugin</artifactId> + <version>2.6</version> + <executions> + <execution> + <id>zipfile</id> + <goals> + <goal>single</goal> + </goals> + <phase>package</phase> + <configuration> + <attach>true</attach> + <finalName>${project.artifactId}-${project.version}</finalName> + <descriptors> + <descriptor>src/assembly/assemble_zip.xml</descriptor> + </descriptors> + <appendAssemblyId>false</appendAssemblyId> + </configuration> + </execution> + </executions> + </plugin> + </plugins> + </build> + + <dependencies> + <dependency> + <groupId>org.eclipse.persistence</groupId> + <artifactId>javax.persistence</artifactId> + <version>2.1.0</version> + </dependency> + <dependency> + <groupId>org.openecomp.policy.common</groupId> + <artifactId>integrity-monitor</artifactId> + <version>1.0.0-SNAPSHOT</version> + </dependency> + <dependency> + <groupId>org.mariadb.jdbc</groupId> + <artifactId>mariadb-java-client</artifactId> + <version>1.2.3</version> + </dependency> + <dependency> + <groupId>commons-cli</groupId> + <artifactId>commons-cli</artifactId> + <version>1.3</version> + </dependency> + </dependencies> +</project> diff --git a/site-manager/src/assembly/assemble_zip.xml b/site-manager/src/assembly/assemble_zip.xml new file mode 100644 index 00000000..9bd97cca --- /dev/null +++ b/site-manager/src/assembly/assemble_zip.xml @@ -0,0 +1,62 @@ +<!-- + ============LICENSE_START======================================================= + site-manager + ================================================================================ + Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + ================================================================================ + 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========================================================= + --> + +<!-- 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>runtime</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</directory> + <outputDirectory>site-manager-${project.version}</outputDirectory> + <includes> + <include>site-manager-${project.version}.jar</include> + </includes> + </fileSet> + <fileSet> + <directory>target/files/</directory> + <outputDirectory>site-manager-${project.version}</outputDirectory> + <fileMode>0755</fileMode> + <includes> + <include>siteManager</include> + </includes> + </fileSet> + <fileSet> + <directory>target/files/</directory> + <outputDirectory>site-manager-${project.version}</outputDirectory> + <fileMode>0644</fileMode> + <excludes> + <exclude>siteManager</exclude> + </excludes> + </fileSet> + </fileSets> + +</assembly> diff --git a/site-manager/src/main/files/README b/site-manager/src/main/files/README new file mode 100644 index 00000000..66cf08eb --- /dev/null +++ b/site-manager/src/main/files/README @@ -0,0 +1,26 @@ +Before using 'siteManager', the file 'siteManager.properties' needs to be +edited to configure the parameters used to access the database: + + javax.persistence.jdbc.driver - typically 'org.mariadb.jdbc.Driver' + javax.persistence.jdbc.url - URL referring to the database, + which typically has the form: 'jdbc:mariadb://<host>:<port>/<db>' + ('<db>' is probably 'xacml' in this case) + javax.persistence.jdbc.user - the user id for accessing the database + javax.persistence.jdbc.password - password for accessing the database + +Once the properties file has been updated, the 'siteManager' script can be +invoked as follows: + + siteManager show [ -s <site> | -r <resourceName> ] : + display node information + siteManager setAdminState { -s <site> | -r <resourceName> } <new-state> : + update admin state on selected nodes + siteManager lock { -s <site> | -r <resourceName> } : + lock selected nodes + siteManager unlock { -s <site> | -r <resourceName> } : + unlock selected nodes + +Note that the 'siteManager' script assumes that the script, +'site-manager-${project.version}.jar' file and 'siteManager.properties' file +are all in the same directory. If the files are separated, the 'siteManager' +script will need to be modified so it can locate the jar and properties files. diff --git a/site-manager/src/main/files/siteManager b/site-manager/src/main/files/siteManager new file mode 100644 index 00000000..02e7c33c --- /dev/null +++ b/site-manager/src/main/files/siteManager @@ -0,0 +1,7 @@ +#! /bin/bash + +dir="${0%/*}" +CLASSPATH="${dir}/site-manager-${project.version}.jar" java \ + -DsiteManager.properties=${dir}/siteManager.properties \ + org.openecomp.policy.common.sitemanager.Main "$@" | \ + grep -v "^\[EL Info\]" diff --git a/site-manager/src/main/files/siteManager.properties b/site-manager/src/main/files/siteManager.properties new file mode 100644 index 00000000..a2801181 --- /dev/null +++ b/site-manager/src/main/files/siteManager.properties @@ -0,0 +1,24 @@ +### +# ============LICENSE_START======================================================= +# site-manager +# ================================================================================ +# Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. +# ================================================================================ +# 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========================================================= +### + +javax.persistence.jdbc.driver = org.mariadb.jdbc.Driver +# javax.persistence.jdbc.url = jdbc:mariadb://<host>:3306/xacml +# javax.persistence.jdbc.user = <userid> +# javax.persistence.jdbc.password = <password> diff --git a/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java b/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java new file mode 100644 index 00000000..3344f923 --- /dev/null +++ b/site-manager/src/main/java/org/openecomp/policy/common/sitemanager/Main.java @@ -0,0 +1,609 @@ +/*- + * ============LICENSE_START======================================================= + * site-manager + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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.openecomp.policy.common.sitemanager; + +/* + * Site Manager argument list: + * + * none - dump help information + * show - dump information about all nodes + * ([site, nodetype, resourceName], + * adminState, opState, availStatus, standbyStatus) + * The first 3 determine the sort order. + * setAdminState [ -s <site> | -r <resourceName> ] <new-state> + * lock [ -s <site> | -r <resourceName> ] + * unlock [ -s <site> | -r <resourceName> ] + */ + +import java.io.File; +import java.io.FileInputStream; +import java.util.Comparator; +import java.util.HashMap; +import java.util.List; +import java.util.Properties; +import java.util.TreeSet; +import javax.persistence.EntityManager; +import javax.persistence.EntityManagerFactory; +import javax.persistence.EntityTransaction; +import javax.persistence.Query; +import javax.persistence.Persistence; +import javax.management.JMX; +import javax.management.ObjectName; +import javax.management.remote.JMXConnector; +import javax.management.remote.JMXConnectorFactory; +import javax.management.remote.JMXServiceURL; +import org.openecomp.policy.common.im.jpa.ResourceRegistrationEntity; +import org.openecomp.policy.common.im.jpa.StateManagementEntity; +import org.openecomp.policy.common.im.jmx.ComponentAdminMBean; +import org.apache.commons.cli.CommandLine; +import org.apache.commons.cli.CommandLineParser; +import org.apache.commons.cli.DefaultParser; +import org.apache.commons.cli.Options; +import org.apache.commons.cli.ParseException; + +/** + * This class contains the main entry point for Site Manager. + */ +public class Main +{ + // table mapping 'resourceName' to 'StateManagmentEntity' + static HashMap<String, StateManagementEntity> stateManagementTable = + new HashMap<String, StateManagementEntity>(); + + // table mapping 'resourceName' to 'StateManagmentEntity' + static HashMap<String, ResourceRegistrationEntity> resourceRegistrationTable = + new HashMap<String, ResourceRegistrationEntity>(); + + /** + * Print out help information regarding command arguments. + */ + private static void help() + { + System.out.print + ("Usage:\n" + + " siteManager show [ -s <site> | -r <resourceName> ] :\n" + + " display node information\n" + + " siteManager setAdminState { -s <site> | -r <resourceName> }" + + " <new-state> :\n" + + " update admin state on selected nodes\n" + + " siteManager lock { -s <site> | -r <resourceName> } :\n" + + " lock selected nodes\n" + + " siteManager unlock { -s <site> | -r <resourceName> } :\n" + + " unlock selected nodes\n"); + } + + /** + * Print out help information regarding the properties file. + * + * @param propertiesFileName the path to the properties file + */ + private static void helpProperties(String propertiesFileName) + { + if (propertiesFileName == null) + { + // file name not specified (missing system property) + System.out.print + ("'siteManager' needs to be passed the system property\n" + + "'siteManager.properties', which is the file name of a\n" + + "properties file containing database access information\n\n"); + } + else + { + File file = new File(propertiesFileName); + if (!file.exists()) + { + // file name specified, but does not exist + System.out.print + ("Properties file '" + file.getAbsolutePath() + + "' does not exist.\n\n"); + } + else + { + // file name specified and does exist -- presumably, the + // problem is with one or more properties + System.out.print + ("One or more missing properties in\n'" + file.getAbsolutePath() + + "'.\n\n"); + } + } + + System.out.print + ("The following properties need to be specified:\n\n" + + " javax.persistence.jdbc.driver -" + + " typically 'org.mariadb.jdbc.Driver'\n" + + " javax.persistence.jdbc.url - URL referring to the database,\n" + + " which typically has the form:" + + " 'jdbc:mariadb://<host>:<port>/<db>'\n" + + " ('<db>' is probably 'xacml' in this case)\n" + + " javax.persistence.jdbc.user - the user id for accessing the" + + " database\n" + + " javax.persistence.jdbc.password - password for accessing the" + + " database\n"); + } + + /** + * This is the main entry point + * + * @param args these are command-line arguments to 'siteManager' + */ + public static void main(String... args) + { + Options options = new Options(); + options.addOption("s", true, "specify site"); + options.addOption("r", true, "specify resource name"); + options.addOption("h", false, "display help"); + options.addOption("?", false, "display help"); + + // parse options + CommandLineParser parser = new DefaultParser(); + CommandLine cmd = null; + + try + { + cmd = parser.parse(options, args); + } + catch (ParseException e) + { + System.out.println(e.getMessage()); + help(); + System.exit(1); + } + + if (cmd.getOptionValue('h') != null || cmd.getOptionValue('?') != null) + { + help(); + System.exit(0); + } + + // fetch options, and remaining arguments + String sOption = cmd.getOptionValue('s'); + String rOption = cmd.getOptionValue('r'); + List<String> argList = cmd.getArgList(); + + // a number of commands require either the '-r' option or '-s' option + boolean optionLetterSpecified = (rOption != null || sOption != null); + + // used to accumulate any error messages that are generated + StringBuilder error = new StringBuilder(); + + // first non-option argument + String arg0 = null; + + if (argList.size() == 0) + { + error.append("No command specified\n"); + } + else + { + arg0 = argList.get(0); + if ("show".equalsIgnoreCase(arg0)) + { + // show [ -s <site> | -r <resourceName> ] + if (argList.size() != 1) + { + error.append("show: Extra arguments\n"); + } + } + else if ("setAdminState".equalsIgnoreCase(arg0)) + { + // setAdminState { -s <site> | -r <resourceName> } <new-state> + switch (argList.size()) + { + case 1: + error.append("setAdminState: Missing <new-state> value\n"); + break; + case 2: + // this is expected + break; + default: + error.append("setAdminState: Extra arguments\n"); + break; + } + if (!optionLetterSpecified) + { + error.append + ("setAdminState: Either '-s' or '-r' option is needed\n"); + } + } + else if ("lock".equalsIgnoreCase(arg0)) + { + // lock { -s <site> | -r <resourceName> } + if (argList.size() != 1) + { + error.append("lock: Extra arguments\n"); + } + if (!optionLetterSpecified) + { + error.append("lock: Either '-s' or '-r' option is needed\n"); + } + } + else if ("unlock".equalsIgnoreCase(arg0)) + { + // unlock { -s <site> | -r <resourceName> } + if (argList.size() != 1) + { + error.append("unlock: Extra arguments\n"); + } + if (!optionLetterSpecified) + { + error.append("unlock: Either '-s' or '-r' option is needed\n"); + } + } + else + { + error.append(arg0).append(": Unknown command\n"); + } + } + if (sOption != null && rOption != null) + { + error + .append(arg0) + .append(": 'r' and 's' options are mutually exclusive\n"); + } + if (error.length() != 0) + { + // if any errors have occurred, dump out the error string, + // help information, and exit + System.out.println(error.toString()); + help(); + System.exit(2); + } + + // read in properties used to access the database + String propertiesFileName = System.getProperty("siteManager.properties"); + File propertiesFile = null; + + if (propertiesFileName == null + || !(propertiesFile = new File(propertiesFileName)).exists()) + { + helpProperties(propertiesFileName); + System.exit(3); + } + FileInputStream fis = null; + Properties properties = new Properties(); + try + { + fis = new FileInputStream(propertiesFile); + properties.load(fis); + } + catch (Exception e) + { + System.out.println("Exception loading properties: " + e); + helpProperties(propertiesFileName); + System.exit(3); + } + finally + { + try + { + fis.close(); + } + catch (Exception e) + { + // ignore exception + } + } + + // verify that we have all of the properties needed + if (properties.getProperty("javax.persistence.jdbc.driver") == null + || properties.getProperty("javax.persistence.jdbc.url") == null + || properties.getProperty("javax.persistence.jdbc.user") == null + || properties.getProperty("javax.persistence.jdbc.password") == null) + { + // one or more missing properties + helpProperties(propertiesFileName); + System.exit(3); + } + + // access database through 'EntityManager' + EntityManagerFactory emf = + Persistence.createEntityManagerFactory("operationalPU", properties); + EntityManager em = emf.createEntityManager(); + + // sQuery - used for StateManagementEntity table + // rQuery - used for ResourceRegistrationEntity table + Query sQuery, rQuery; + + if (rOption != null) + { + // 'resourceName' specified -- both queries are limited to this + // resource + sQuery = em.createQuery("SELECT s FROM StateManagementEntity s" + + " WHERE s.resourceName = :resourceName") + .setParameter("resourceName", rOption); + rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r" + + " WHERE r.resourceName = :resourceName") + .setParameter("resourceName", rOption); + } + else if (sOption != null) + { + // 'site' is specified -- 'ResourceRegistrationEntity' has a 'site' + // field, but 'StateManagementEntity' does not + sQuery = em.createQuery("SELECT s FROM StateManagementEntity s"); + rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r" + + " WHERE r.site = :site") + .setParameter("site", sOption); + } + else + { + // query all entries + sQuery = em.createQuery("SELECT s FROM StateManagementEntity s"); + rQuery = em.createQuery("SELECT r FROM ResourceRegistrationEntity r"); + } + + // perform 'StateManagementEntity' query, and place matching entries + // in 'stateManagementTable' + for (Object o : sQuery.getResultList()) + { + if (o instanceof StateManagementEntity) + { + StateManagementEntity s = (StateManagementEntity) o; + stateManagementTable.put(s.getResourceName(), s); + } + } + + // perform 'ResourceRegistrationQuery', and place matching entries + // in 'resourceRegistrationTable' ONLY if there is also an associated + // 'stateManagementTable' entry + for (Object o : rQuery.getResultList()) + { + if (o instanceof ResourceRegistrationEntity) + { + ResourceRegistrationEntity r = (ResourceRegistrationEntity) o; + String resourceName = r.getResourceName(); + if (stateManagementTable.get(resourceName) != null) + { + // only include entries that have a corresponding + // state table entry -- silently ignore the rest + resourceRegistrationTable.put(resourceName, r); + } + } + } + + if (resourceRegistrationTable.size() == 0) + { + System.out.println(arg0 + ": No matching entries"); + System.exit(4); + } + + if ("setAdminState".equalsIgnoreCase(arg0)) + { + // update admin state on all of the nodes + String adminState = argList.get(1); + EntityTransaction et = em.getTransaction(); + et.begin(); + try + { + // iterate over all matching 'ResourceRegistrationEntity' instances + for (ResourceRegistrationEntity r : + resourceRegistrationTable.values()) + { + // we know the corresponding 'StateManagementEntity' exists -- + // 'ResourceRegistrationEntity' entries without a matching + // 'StateManagementEntity' entry were not placed in the table + StateManagementEntity s = + stateManagementTable.get(r.getResourceName()); + + // update the admin state, and save the changes + s.setAdminState(adminState); + em.persist(s); + } + } + finally + { + // do the commit + em.flush(); + et.commit(); + } + } + else if ("lock".equalsIgnoreCase(arg0) || "unlock".equalsIgnoreCase(arg0)) + { + // these use the JMX interface + for (ResourceRegistrationEntity r : + resourceRegistrationTable.values()) + { + // lock or unlock the entity + jmxOp(arg0, r); + + // change should be reflected in 'adminState' + em.refresh(stateManagementTable.get(r.getResourceName())); + } + } + + // free connection to the database + em.close(); + + // display all entries + display(); + } + + /** + * Process a 'lock' or 'unlock' operation on a single + * 'ResourceRegistrationEntity' + * + * @param arg0 this is the string "lock" or "unlock" + * @param r this is the ResourceRegistrationEntity to lock or unlock + */ + static void jmxOp(String arg0, ResourceRegistrationEntity r) + { + String resourceName = r.getResourceName(); + String jmxUrl = r.getResourceUrl(); + if (jmxUrl == null) + { + System.out.println(arg0 + ": no resource URL for '" + + resourceName + "'"); + return; + } + + JMXConnector connector = null; + try + { + connector = JMXConnectorFactory.connect(new JMXServiceURL(jmxUrl)); + ComponentAdminMBean admin = JMX.newMXBeanProxy + (connector.getMBeanServerConnection(), + new ObjectName("ECOMP_POLICY_COMP:name=" + resourceName), + ComponentAdminMBean.class); + + if ("lock".equals(arg0)) + { + admin.lock(); + } + else + { + admin.unlock(); + } + } + catch (Exception e) + { + // e.printStackTrace(); + System.out.println(arg0 + " failed for '" + resourceName + "': " + e); + } + finally + { + if (connector != null) + { + try + { + connector.close(); + } + catch (Exception e) + { + // ignore any errors here + } + } + } + } + + /** + * Compare two strings, either of which may be null + * + * @param s1 the first string + * @param s2 the second string + * @return a negative value if s1<s2, 0 if they are equal, + * and positive if s1>s2 + */ + static private int stringCompare(String s1, String s2) + { + return ((s1 == null) ? + (s2 == null ? 0 : -1) : + (s2 == null ? 1 : s1.compareTo(s2))); + } + + /** + * Update an array of 'length' fields using an array of Strings, any of + * which may be 'null'. This method is used to determine the field width + * of each column in a tabular dump. + * + * @param current this is an array of length 7, containing the current + * maximum lengths of each column in the tabular dump + * @param s this is an array of length 7, containing the current String + * entry for each column + */ + static private void updateLengths(int[] current, String[] s) + { + for (int i = 0 ; i < 7 ; i += 1) + { + String str = s[i]; + int newLength = (str == null ? 4 : str.length()); + if (current[i] < newLength) + { + // this column needs to be expanded + current[i] = newLength; + } + } + } + + /** + * Ordered display -- dump out all of the entries, in + */ + static void display() + { + TreeSet<String[]> treeset = new TreeSet<String[]> + (new Comparator<String[]>() + { + public int compare(String[] r1, String[] r2) + { + int rval = 0; + + // the first 3 columns are 'Site', 'NodeType', and 'ResourceName', + // and are used to sort the entries + for (int i = 0 ; i < 3 ; i += 1) + { + if ((rval = stringCompare(r1[i], r2[i])) != 0) + break; + } + return(rval); + } + }); + + String[] labels = new String[] + {"Site", "NodeType", "ResourceName", + "AdminState", "OpState", "AvailStatus", "StandbyStatus"}; + String[] underlines = new String[] + {"----", "--------", "------------", + "----------", "-------", "-----------", "-------------"}; + + // each column needs to be at least wide enough to fit the column label + int lengths[] = new int[7]; + updateLengths(lengths, labels); + + // Go through the 'resourceRegistrationTable', and generate the + // associated table row. Maximum column widths are updated, and the + // entry is inserted into tree, which has the effect of sorting the + // entries. + for (ResourceRegistrationEntity r : resourceRegistrationTable.values()) + { + StateManagementEntity s = + stateManagementTable.get(r.getResourceName()); + + // these are the entries to be displayed for this row + String[] values = new String[] + { + r.getSite(), r.getNodeType(), r.getResourceName(), + s.getAdminState(), s.getOpState(), + s.getAvailStatus(), s.getStandbyStatus() + }; + + treeset.add(values); + updateLengths(lengths, values); + } + + // generate format string + StringBuilder sb = new StringBuilder(); + for (int i = 0 ; i < 7 ; i += 1) + { + sb.append('%').append(i+1).append("$-") + .append(lengths[i]).append("s "); + } + sb.setCharAt(sb.length()-1, '\n'); + String formatString = sb.toString(); + + // display column headers + System.out.printf(formatString, labels); + System.out.printf(formatString, underlines); + + // display all of the rows + for (String[] values : treeset) + { + System.out.printf(formatString, values); + } + } +} |