Java tutorial
/* ==================================================================== * * The ObjectStyle Group Software License, Version 1.0 * * Copyright (c) 2002 - 2006 The ObjectStyle Group * and individual authors of the software. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. 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For more * information on the ObjectStyle Group, please see * <http://objectstyle.org/>. * */ package org.objectstyle.wolips.builder.internal; import java.util.HashMap; import java.util.Map; import org.eclipse.core.resources.IFolder; import org.eclipse.core.resources.IMarker; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.IResourceDelta; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.Path; import org.eclipse.jdt.core.IJavaProject; import org.objectstyle.wolips.builder.BuilderPlugin; import org.objectstyle.wolips.core.resources.types.project.IProjectPatternsets; /** * @author Harald Niesche */ public class BuildVisitor extends BuildHelper { IPath outputPath = null; // IPath _buildPath = null; boolean _checkJavaOutputPath = false; int count = 0; // key: IPath/destination, value: IResource/source private Map _destinations = new HashMap(); /** * */ public BuildVisitor() { super(); } public void reinitForNextBuild(IProject project) { super.reinitForNextBuild(project); try { IJavaProject jp = this.getJavaProject(); outputPath = jp.getOutputLocation(); _checkJavaOutputPath = !outputPath.equals(jp.getPath()); } catch (CoreException up) { outputPath = new Path("/dummy"); } count = 0; _destinations.clear(); } public void resetCount() { count = 0; } /** * @param res * @param delta * @param copyToPath * @return * @throws CoreException */ public boolean _checkResource(IResource res, IResourceDelta delta, IPath copyToPath) throws CoreException { boolean result; if (null == copyToPath) { unmarkResource(res, BuilderPlugin.MARKER_BUILD_DUPLICATE); return false; } IResource src = (IResource) _destinations.get(copyToPath); boolean deleted = (null != delta) && (delta.getKind() == IResourceDelta.REMOVED); if (null == src) { if (!deleted) { _destinations.put(copyToPath, res); } result = true; } else if (src.equals(res)) { if (deleted) { _destinations.remove(copyToPath); } result = true; } else { if (!deleted) { IPath shortened = copyToPath.removeFirstSegments(2); String message = "duplicate resource for destination .../" + shortened.toString(); // _getLogger().debug("** " + message); /**/ markResource(res, BuilderPlugin.MARKER_BUILD_DUPLICATE, IMarker.SEVERITY_ERROR, message, src.getFullPath().toString()); result = false; // ignore this one, it's a duplicate /**/ // result = true; } else { result = true; } } if (result && !deleted) { unmarkResource(res, BuilderPlugin.MARKER_BUILD_DUPLICATE); } return result; } public boolean _checkDirs() throws CoreException { IPath buildPath = this.getBuildPath(); IPath resPath = this.getResourceOutputPath(); IPath javaPath = this.getJavaOutputPath(); IPath webresPath = this.getWebResourceOutputPath(); boolean result = checkDerivedDir(buildPath, null); result = checkDerivedDir(resPath, null) && result; result = checkDerivedDir(javaPath, null) && result; result = checkDerivedDir(webresPath, null) && result; return (result); } /* * (non-Javadoc) * * @see org.objectstyle.wolips.projectbuild.builder.WOIncrementalBuilder.WOBuildHelper#handleResource(org.eclipse.core.resources.IResource, * org.eclipse.core.resources.IResourceDelta) */ public boolean handleResource(IResource res, IResourceDelta delta) throws CoreException { boolean handleResourceChildren = true; ++count; IPath fullPath = res.getFullPath(); boolean ignore = false; // ignore resources already in build folder if (this.getBuildPath().isPrefixOf(fullPath)) { ignore = true; } // ignore resources copied to the Java output folder if (!ignore && _checkJavaOutputPath && outputPath.isPrefixOf(fullPath)) { ignore = true; } boolean handled = false; if (!ignore) { IProjectPatternsets patternsets = (IProjectPatternsets) this.getProject() .getAdapter(IProjectPatternsets.class); if (patternsets.matchesResourcesPattern(res)) { IPath dest = this.asResourcePath(res.getFullPath(), res); if (_checkResource(res, delta, dest)) { handled = _handleResource(res, delta, dest); // copying a folder already copies children, so don't // process children folders if (res instanceof IFolder) { handleResourceChildren = false; } } else { handled = true; } } else if (res.toString().indexOf("/Resources/") != -1) { // _getLogger().debug("ignoring probable resource! "+res); } if (patternsets.matchesWOAppResourcesPattern(res)) { IPath dest = this.asWebResourcePath(res.getFullPath(), res); if (_checkResource(res, delta, dest)) { handled = _handleResource(res, delta, dest); // copying a folder already copies children, so don't // process children folders if (res instanceof IFolder) { handleResourceChildren = false; } } else { handled = true; } } } if (!handled) { _getLogger().debug("//not a (ws)resource: " + res); unmarkResource(res, BuilderPlugin.MARKER_BUILD_DUPLICATE); } return handleResourceChildren; } /** * @param res * @param delta * @param copyToPath * @return * @throws CoreException */ public boolean _handleResource(IResource res, IResourceDelta delta, IPath copyToPath) { //System.out.println("BuildVisitor._handleResource: " + res + ", " + copyToPath); if (null == copyToPath) return false; boolean handled = false; if ((null != delta) && (delta.getKind() == IResourceDelta.REMOVED)) { addTask(new DeleteTask(copyToPath, "build")); handled = true; } else { if (!(res.isTeamPrivateMember() || res.getName().equals(".svn"))) { addTask(new CopyTask(res, copyToPath, "build")); handled = true; } } return handled; } public int getCount() { return count; } }