| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package vogar.commands; |
| |
| import java.io.File; |
| import java.io.PrintStream; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| import vogar.Classpath; |
| import vogar.Log; |
| import vogar.Target; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Builds a virtual machine command. |
| */ |
| public final class VmCommandBuilder { |
| private final Log log; |
| private File temp; |
| private boolean classpathViaProperty; |
| private Classpath bootClasspath = new Classpath(); |
| private Classpath classpath = new Classpath(); |
| private File userDir; |
| private Integer debugPort; |
| private String mainClass; |
| private PrintStream output; |
| private int maxLength = -1; |
| private List<String> vmCommand = Collections.singletonList("java"); |
| private List<String> vmArgs = new ArrayList<String>(); |
| private List<String> args = new ArrayList<String>(); |
| private File workingDirectory; |
| private Map<String, String> env = new LinkedHashMap<String, String>(); |
| |
| public VmCommandBuilder(Log log) { |
| this.log = log; |
| } |
| |
| public VmCommandBuilder vmCommand(List<String> vmCommand) { |
| this.vmCommand = new ArrayList<String>(vmCommand); |
| return this; |
| } |
| |
| /** |
| * Set the working directory of the target process. |
| */ |
| public VmCommandBuilder workingDirectory(File workingDirectory) { |
| this.workingDirectory = workingDirectory; |
| return this; |
| } |
| |
| public VmCommandBuilder temp(File temp) { |
| this.temp = temp; |
| return this; |
| } |
| |
| public VmCommandBuilder bootClasspath(Classpath bootClasspath) { |
| this.bootClasspath.addAll(bootClasspath); |
| return this; |
| } |
| |
| public VmCommandBuilder classpath(Classpath classpath) { |
| this.classpath.addAll(classpath); |
| return this; |
| } |
| |
| public VmCommandBuilder classpathViaProperty(boolean classpathViaProperty) { |
| this.classpathViaProperty = classpathViaProperty; |
| return this; |
| } |
| |
| /** |
| * The user dir on the target. This directory might not exist on the |
| * local disk. |
| */ |
| public VmCommandBuilder userDir(File userDir) { |
| this.userDir = userDir; |
| return this; |
| } |
| |
| /** |
| * Add a setting for an environment variable in the target process. |
| */ |
| public VmCommandBuilder env(String key, String value) { |
| env.put(key, value); |
| return this; |
| } |
| |
| public VmCommandBuilder mainClass(String mainClass) { |
| this.mainClass = mainClass; |
| return this; |
| } |
| |
| public VmCommandBuilder output(PrintStream output) { |
| this.output = output; |
| return this; |
| } |
| |
| public VmCommandBuilder maxLength(int maxLength) { |
| this.maxLength = maxLength; |
| return this; |
| } |
| |
| public VmCommandBuilder vmArgs(String... vmArgs) { |
| return vmArgs(Arrays.asList(vmArgs)); |
| } |
| |
| public VmCommandBuilder vmArgs(Collection<String> vmArgs) { |
| this.vmArgs.addAll(vmArgs); |
| return this; |
| } |
| |
| public VmCommandBuilder args(String... args) { |
| return args(Arrays.asList(args)); |
| } |
| |
| public VmCommandBuilder args(Collection<String> args) { |
| this.args.addAll(args); |
| return this; |
| } |
| |
| public Command build(Target target) { |
| // Make sure that the main class to run has been specified. |
| checkNotNull(mainClass, "mainClass may not be null"); |
| |
| Target.ScriptBuilder builder = target.newScriptBuilder(); |
| |
| if (workingDirectory != null) { |
| builder.workingDirectory(workingDirectory); |
| } |
| |
| builder.env(env); |
| |
| builder.tokens(vmCommand); |
| if (classpathViaProperty) { |
| builder.tokens("-Djava.class.path=" + classpath); |
| } else { |
| builder.tokens("-classpath", classpath.toString()); |
| } |
| // Only output this if there's something on the boot classpath, |
| // otherwise dalvikvm gets upset. |
| if (!bootClasspath.isEmpty()) { |
| builder.tokens("-Xbootclasspath/a:" + bootClasspath); |
| } |
| if (userDir != null) { |
| builder.tokens("-Duser.dir=" + userDir); |
| } |
| |
| if (temp != null) { |
| builder.tokens("-Djava.io.tmpdir=" + temp); |
| } |
| |
| builder.tokens(vmArgs); |
| builder.tokens(mainClass); |
| builder.tokens(args); |
| |
| return new Command.Builder(log) |
| .args(builder.commandLine()) |
| .tee(output) |
| .maxLength(maxLength) |
| .build(); |
| } |
| } |