| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.ant.dotnet.build; |
| |
| import org.apache.ant.dotnet.DotNetExecTask; |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Task; |
| import org.apache.tools.ant.util.DOMElementWriter; |
| import org.apache.tools.ant.util.FileUtils; |
| import org.apache.tools.ant.util.XMLFragment; |
| |
| import org.w3c.dom.DocumentFragment; |
| import org.w3c.dom.Element; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Base class for NAntTask and MSBuildTask. |
| */ |
| public abstract class AbstractBuildTask extends Task { |
| |
| /** |
| * The buildfile to invoke the build tool for. |
| */ |
| private File buildFile; |
| |
| /** |
| * The targets to execute. |
| */ |
| private List targets = new ArrayList(); |
| |
| /** |
| * Properties to set. |
| */ |
| private List properties = new ArrayList(1); |
| |
| /** |
| * Nested build file fragment. |
| */ |
| private XMLFragment buildSnippet; |
| |
| /** |
| * The vm attribute - if given. |
| */ |
| private String vm; |
| |
| /** |
| * Whether a failure should stop the build. |
| * |
| * @since 1.0 Beta 2 |
| */ |
| private boolean failOnError = true; |
| |
| /** |
| * Name of property to set if a build fails. |
| * |
| * @since 1.0 Beta 2 |
| */ |
| private String errorProperty; |
| |
| /** |
| * Empty constructor. |
| */ |
| protected AbstractBuildTask() { |
| } |
| |
| /** |
| * Sets the name of the build file. |
| */ |
| public final void setBuildfile(File f) { |
| buildFile = f; |
| } |
| |
| /** |
| * Adds a build file fragment. |
| */ |
| public void addBuild(XMLFragment f) { |
| if (buildSnippet == null) { |
| buildSnippet = f; |
| } else { |
| throw new BuildException("You must not specify more than one " |
| + "build element"); |
| } |
| } |
| |
| /** |
| * Set the name of the executable for the virtual machine. |
| * |
| * @param value the name of the executable for the virtual machine |
| */ |
| public void setVm(String value) { |
| this.vm = value; |
| } |
| |
| /** |
| * A target. |
| */ |
| public static class Target { |
| private String name; |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public String toString() { |
| return getName(); |
| } |
| } |
| |
| /** |
| * A target to execute. |
| */ |
| public final void addTarget(Target t) { |
| targets.add(t); |
| } |
| |
| /** |
| * A property. |
| */ |
| // XXX, could have reused Property or Environment.Variable |
| // - not decided so far |
| public static class Property { |
| private String name; |
| private String value; |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setValue(String value) { |
| this.value = value; |
| } |
| |
| public String getValue() { |
| return value; |
| } |
| |
| public String toString() { |
| return getName() + "=" + getValue(); |
| } |
| } |
| |
| /** |
| * A target to execute. |
| */ |
| public final void addProperty(Property t) { |
| properties.add(t); |
| } |
| |
| /** |
| * Whether a failure should stop the build. |
| * |
| * @since 1.0 Beta 2 |
| */ |
| public void setFailOnError(boolean b) { |
| failOnError = b; |
| } |
| |
| /** |
| * Name of property to set if a build fails. |
| * |
| * @since 1.0 Beta 2 |
| */ |
| public void setErrorProperty(String name) { |
| errorProperty = name; |
| } |
| |
| /** |
| * Must return the executable. |
| * |
| * @return must not return null |
| */ |
| protected abstract String getExecutable(); |
| |
| /** |
| * Must return buildfile argument(s). |
| * |
| * @param buildFile the absolute File for the buildfile or null if |
| * the user didn't specify a buildfile. |
| * |
| * @return must not return null |
| */ |
| protected abstract String[] getBuildfileArguments(File buildFile); |
| |
| /** |
| * Must return target argument(s). |
| * |
| * @return must not return null |
| */ |
| protected abstract String[] getTargetArguments(List targets); |
| |
| /** |
| * Must return property argument(s). |
| * |
| * @return must not return null |
| */ |
| protected abstract String[] getPropertyArguments(List properties); |
| |
| /** |
| * Turn the DoucmentFragment into a DOM tree suitable as a build |
| * file when serialized. |
| * |
| * <p>Must throw a BuildException if the snippet can not be turned |
| * into a build file.</p> |
| */ |
| protected abstract Element makeTree(DocumentFragment f); |
| |
| /** |
| * Perform the build. |
| */ |
| public void execute() { |
| if (buildFile != null && buildSnippet != null) { |
| throw new BuildException("You must not specify the build file" |
| + " attribute and a nested build at the" |
| + " same time"); |
| } |
| |
| DotNetExecTask exec = DotNetExecTask.getTask(this, vm, |
| getExecutable(), null); |
| String[] args = getPropertyArguments(properties); |
| for (int i = 0; i < args.length; i++) { |
| exec.createArg().setValue(args[i]); |
| } |
| args = getTargetArguments(targets); |
| for (int i = 0; i < args.length; i++) { |
| exec.createArg().setValue(args[i]); |
| } |
| |
| File generatedFile = null; |
| if (buildSnippet != null) { |
| try { |
| generatedFile = getBuildFile(); |
| } catch (IOException e) { |
| throw new BuildException(e); |
| } |
| args = getBuildfileArguments(generatedFile); |
| } else { |
| args = getBuildfileArguments(buildFile); |
| } |
| |
| for (int i = 0; i < args.length; i++) { |
| exec.createArg().setValue(args[i]); |
| } |
| exec.setFailonerror(failOnError); |
| exec.internalSetErrorProperty(errorProperty); |
| |
| try { |
| exec.execute(); |
| } finally { |
| if (generatedFile != null) { |
| generatedFile.delete(); |
| } |
| } |
| } |
| |
| private File getBuildFile() throws IOException { |
| File f = null; |
| if (buildSnippet != null) { |
| Element e = makeTree(buildSnippet.getFragment()); |
| f = FileUtils.getFileUtils().createTempFile("build", ".xml", null); |
| f.deleteOnExit(); |
| FileOutputStream out = null; |
| try { |
| out = new FileOutputStream(f); |
| DOMElementWriter w = |
| new DOMElementWriter(true, |
| DOMElementWriter.XmlNamespacePolicy |
| .ONLY_QUALIFY_ELEMENTS); |
| w.write(e, out); |
| } finally { |
| if (out != null) { |
| out.close(); |
| } |
| } |
| } |
| return f; |
| } |
| } |