Java tutorial
/* * Copyright (c) 2000-2003 Netspective Communications LLC. All rights reserved. * * Netspective Communications LLC ("Netspective") permits redistribution, modification and use of this file in source * and binary form ("The Software") under the Netspective Source License ("NSL" or "The License"). The following * conditions are provided as a summary of the NSL but the NSL remains the canonical license and must be accepted * before using The Software. Any use of The Software indicates agreement with the NSL. * * 1. Each copy or derived work of The Software must preserve the copyright notice and this notice unmodified. * * 2. Redistribution of The Software is allowed in object code form only (as Java .class files or a .jar file * containing the .class files) and only as part of an application that uses The Software as part of its primary * functionality. No distribution of the package is allowed as part of a software development kit, other library, * or development tool without written consent of Netspective. Any modified form of The Software is bound by these * same restrictions. * * 3. Redistributions of The Software in any form must include an unmodified copy of The License, normally in a plain * ASCII text file unless otherwise agreed to, in writing, by Netspective. * * 4. The names "Netspective", "Axiom", "Commons", "Junxion", and "Sparx" are trademarks of Netspective and may not be * used to endorse products derived from The Software without without written consent of Netspective. "Netspective", * "Axiom", "Commons", "Junxion", and "Sparx" may not appear in the names of products derived from The Software * without written consent of Netspective. * * 5. Please attribute functionality where possible. We suggest using the "powered by Netspective" button or creating * a "powered by Netspective(tm)" link to http://www.netspective.com for each application using The Software. * * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED REPRESENTATIONS AND * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, * ARE HEREBY DISCLAIMED. * * NETSPECTIVE AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE OR ANY THIRD PARTY AS A * RESULT OF USING OR DISTRIBUTING THE SOFTWARE. IN NO EVENT WILL NETSPECTIVE OR ITS LICENSORS BE LIABLE FOR ANY LOST * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THE SOFTWARE, EVEN * IF HE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * @author Shahid N. Shah */ /* * Copyright (c) 2005 Your Corporation. All Rights Reserved. */ package org.sns.tool.hibernate.dbdd; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.PrintStream; import java.lang.reflect.Constructor; import org.apache.tools.ant.BuildException; import org.apache.tools.ant.Task; import org.hibernate.cfg.Configuration; import org.hibernate.cfg.Environment; import org.sns.tool.hibernate.struct.TableStructure; import org.sns.tool.hibernate.struct.TableStructureRules; import org.sns.tool.hibernate.struct.impl.DefaultTableStructure; public class DatabaseDesignGeneratorTask extends Task { private Class structureClass; private Class hibernateConfigClass; private Class structureRulesClass; private Class databaseDiagramRendererClass; private Class mappedClassDocumentationProvidersClass; private String hibernateConfigFile; private String graphvizDotCmdSpec; private String graphvizDotOutputType = "gif"; private String dialectClass; private File destDir; private File docBookFile; private File associatedJavaDocHome; private String documentTitle; private boolean logGraphvizOutput; public void execute() throws BuildException { if (hibernateConfigClass == null) throw new BuildException("hibernateConfigClass was not provided."); if (structureRulesClass == null) throw new BuildException("structureRulesClass was not provided."); if (docBookFile == null) throw new BuildException("indexFile was not provided."); try { final Configuration configuration = (Configuration) hibernateConfigClass.newInstance(); if (hibernateConfigFile != null) configuration.configure(hibernateConfigFile); final TableStructure structure; if (structureClass == null) { final TableStructureRules rules = (TableStructureRules) structureRulesClass.newInstance(); structure = new DefaultTableStructure(configuration, rules); } else { final Constructor ctr = structureClass .getConstructor(new Class[] { Configuration.class, TableStructureRules.class }); final TableStructureRules rules = (TableStructureRules) structureRulesClass.newInstance(); structure = (TableStructure) ctr.newInstance(new Object[] { configuration, rules }); } if (dialectClass != null) configuration.setProperty(Environment.DIALECT, dialectClass); final DatabaseDiagramRenderer ddr = (DatabaseDiagramRenderer) databaseDiagramRendererClass .newInstance(); final MappedClassDocumentationProviders mcdp = (MappedClassDocumentationProviders) mappedClassDocumentationProvidersClass .newInstance(); log("Using Hibernate Configuration " + configuration.getClass()); log("Using Structure " + structure.getClass()); log("Using Structure Rules " + structure.getRules().getClass()); log("Using Dialect " + configuration.getProperty(Environment.DIALECT)); log("Using Renderer " + ddr.getClass()); log("Using Mapped Class Documentation Providers " + mcdp.getClass()); final ByteArrayOutputStream graphvizCmdOutputStreamBuffer = new ByteArrayOutputStream(); final PrintStream graphvizCmdOutputStream = new PrintStream(graphvizCmdOutputStreamBuffer); final DatabaseDesignGeneratorConfig ddgConfig = new DatabaseDesignGeneratorConfig() { public File getImagesDirectory() { return destDir == null ? docBookFile.getParentFile() : destDir; } public Configuration getHibernateConfiguration() { return configuration; } public File getDocBookFile() { return docBookFile; } public File getAssociatedJavaDocHome() { return associatedJavaDocHome; } public String getDocumentTitle() { return documentTitle == null ? "No documentTitle attribute provided." : documentTitle; } public TableStructure getTableStructure() { return structure; } public DatabaseDiagramRenderer getDatabaseDiagramRenderer() { return ddr; } public MappedClassDocumentationProviders getMappedClassDocumentationProviders() { return mcdp; } public String getGraphvizDiagramOutputType() { return graphvizDotOutputType; } public String getGraphVizDotCommandSpec() { return graphvizDotCmdSpec; } public PrintStream getGraphVizDotLogOutputStream() { return graphvizCmdOutputStream; } }; final DatabaseDesignGenerator ddg = new DatabaseDesignGenerator(ddgConfig); ddg.generateDatabaseDesign(); if (logGraphvizOutput) log(graphvizCmdOutputStreamBuffer.toString()); } catch (Exception e) { throw new BuildException(e); } } public void setHibernateConfigFile(String hibernateConfigFile) { this.hibernateConfigFile = hibernateConfigFile; } public void setDialectClass(String dialectClass) { this.dialectClass = dialectClass; } public void setHibernateConfigClass(final String cls) throws ClassNotFoundException { hibernateConfigClass = Class.forName(cls); } public void setDestDir(File destDir) { this.destDir = destDir; } public void setDocBookFile(File docBookFile) { this.docBookFile = docBookFile; } public void setStructureClass(final String structureClass) throws ClassNotFoundException { this.structureClass = Class.forName(structureClass); } public void setStructureRulesClass(final String structureRulesClass) throws ClassNotFoundException { this.structureRulesClass = Class.forName(structureRulesClass); } public void setDatabaseDiagramRendererClass(final String databaseDiagramRendererClass) throws ClassNotFoundException { this.databaseDiagramRendererClass = Class.forName(databaseDiagramRendererClass); } public void setMappedClassDocumentationProvidersClass(final String mappedClassDocumentationProvidersClass) throws ClassNotFoundException { this.mappedClassDocumentationProvidersClass = Class.forName(mappedClassDocumentationProvidersClass); } public void setDocumentTitle(String documentTitle) { this.documentTitle = documentTitle; } public void setAssociatedJavaDocHome(File associatedJavaDocHome) { this.associatedJavaDocHome = associatedJavaDocHome; } public void setGraphvizDotCmdSpec(String graphvizDotCmdSpec) { this.graphvizDotCmdSpec = graphvizDotCmdSpec; } public void setGraphvizDotOutputType(String graphvizDotOutputType) { this.graphvizDotOutputType = graphvizDotOutputType; } public void setLogGraphvizOutput(boolean logGraphvizOutput) { this.logGraphvizOutput = logGraphvizOutput; } }