diff options
Diffstat (limited to 'basebuilder-3.6.2/org.eclipse.releng.basebuilder/plugins/org.eclipse.build.tools/src_rss/org/eclipse/releng/util/rss/RSSFeedUtil.java')
| -rw-r--r-- | basebuilder-3.6.2/org.eclipse.releng.basebuilder/plugins/org.eclipse.build.tools/src_rss/org/eclipse/releng/util/rss/RSSFeedUtil.java | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/basebuilder-3.6.2/org.eclipse.releng.basebuilder/plugins/org.eclipse.build.tools/src_rss/org/eclipse/releng/util/rss/RSSFeedUtil.java b/basebuilder-3.6.2/org.eclipse.releng.basebuilder/plugins/org.eclipse.build.tools/src_rss/org/eclipse/releng/util/rss/RSSFeedUtil.java new file mode 100644 index 0000000..f933f76 --- /dev/null +++ b/basebuilder-3.6.2/org.eclipse.releng.basebuilder/plugins/org.eclipse.build.tools/src_rss/org/eclipse/releng/util/rss/RSSFeedUtil.java @@ -0,0 +1,148 @@ +/******************************************************************************* + * Copyright (c) 2005, 2006 IBM Corporation and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * IBM Corporation - initial API and implementation + *******************************************************************************/ +package org.eclipse.releng.util.rss; + +import java.io.File; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import org.apache.tools.ant.Project; +import org.apache.tools.ant.taskdefs.ExecTask; +import org.apache.tools.ant.types.Commandline.Argument; + +/** + * + * Helper methods + * + * @author nickb + * + */ +public class RSSFeedUtil { + + private static final String SP = " "; //$NON-NLS-1$ + private static final String CL = ":"; //$NON-NLS-1$ + public static final String EXPECTED_RESULT = "0"; //$NON-NLS-1$ + + public static final String RUN_EXEC_TASK_ERROR = "runExecTask.Error"; //$NON-NLS-1$ + public static final String RUN_EXEC_TASK_OUTPUT = "runExecTask.Output"; //$NON-NLS-1$ + public static final String RUN_EXEC_TASK_RESULT = "runExecTask.Result"; //$NON-NLS-1$ + + private int debug = 0; + + /** + * A buffer. + */ + private static byte[] buffer = new byte [8192]; + + public ExecTask runExecTask(String executable, String commandline, String dir) + { + if (dir==null) { + dir = "."; //$NON-NLS-1$ + } + + ExecTask exec = new ExecTask(); + exec.setExecutable(executable); + exec.setResolveExecutable(true); + exec.setDir((new File(dir)).getAbsoluteFile()); + Project project = new Project(); project.setName(executable); + exec.setProject(project); + exec.setFailIfExecutionFails(true); + exec.setFailonerror(true); + exec.setErrorProperty(RUN_EXEC_TASK_ERROR); + exec.setOutputproperty(RUN_EXEC_TASK_OUTPUT); + exec.setResultProperty(RUN_EXEC_TASK_RESULT); + exec.setLogError(true); + + if (commandline != null || "".equals(commandline)) { //$NON-NLS-1$ + Argument execArg = exec.createArg(); + execArg.setLine(commandline); + } + try + { + if (debug>0) { + System.out.println(Messages.getString("RSSFeedPublisherTask.Execute") + SP + executable + (commandline==null?"":SP + commandline)); //$NON-NLS-1$ //$NON-NLS-2$ + } + exec.execute(); + handleExecTaskReturn(project); + } + catch (Exception e) + { + handleExecTaskReturn(project); + System.err.println(Messages.getString("RSSFeedPublisherTask.ForProject") + SP + project.getName() + CL); //$NON-NLS-1$ + e.printStackTrace(); + } + + return exec; + + } + + private void handleExecTaskReturn(Project project) + { + String out = null; + + out = project.getProperty(RUN_EXEC_TASK_RESULT); + if (debug>1) { + if (!isNullString(out) && !EXPECTED_RESULT.equals(out)) { + System.err.println(Messages.getString("RSSFeedPublisherTask.Result") + SP + out); //$NON-NLS-1$ + } + } + + out = project.getProperty(RUN_EXEC_TASK_OUTPUT); + if (!isNullString(out)) { + System.out.println(out); + } + + out = project.getProperty(RUN_EXEC_TASK_ERROR); + if (!isNullString(out)) { + if (debug>1 && out.equals(Messages.getString("RSSFeedPublisherTask.CVSWarning"))) { //$NON-NLS-1$ + System.out.println(out); + } else if (!out.equals(Messages.getString("RSSFeedPublisherTask.CVSWarning"))) { //$NON-NLS-1$ + System.err.println(Messages.getString("RSSFeedPublisherTask.Error") + SP + out); //$NON-NLS-1$ + } + } + } + + /** + * Copies all bytes in the given source stream to the given destination + * stream. Neither streams are closed. + * + * From: org.eclipse.emf/tests/org.eclipse.emf.test.build/src/org/eclipse/emf/test/build/FileTool.java,v 1.2 + * + * @param source + * the given source stream + * @param destination + * the given destination stream + */ + public static void transferData(InputStream source, OutputStream destination) throws IOException + { + int bytesRead = 0; + while (bytesRead != -1) + { + bytesRead = source.read(buffer, 0, buffer.length); + if (bytesRead != -1) + { + destination.write(buffer, 0, bytesRead); + } + } + } + + public static boolean isNullString(String str) + { + return str==null||"".equals(str); //$NON-NLS-1$ + } + + public void setDebug(int debug) + { + this.debug = debug; + } + +}
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