diff options
Diffstat (limited to 'src/main/java/com/google/devtools/build/lib/bazel/rules/java/BazelJavaRuleClasses.java')
| -rw-r--r-- | src/main/java/com/google/devtools/build/lib/bazel/rules/java/BazelJavaRuleClasses.java | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/bazel/rules/java/BazelJavaRuleClasses.java b/src/main/java/com/google/devtools/build/lib/bazel/rules/java/BazelJavaRuleClasses.java new file mode 100644 index 0000000000..663b82ac92 --- /dev/null +++ b/src/main/java/com/google/devtools/build/lib/bazel/rules/java/BazelJavaRuleClasses.java @@ -0,0 +1,173 @@ +// Copyright 2014 Google Inc. All rights reserved. +// +// 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 com.google.devtools.build.lib.bazel.rules.java; + +import static com.google.devtools.build.lib.packages.Attribute.ConfigurationTransition.HOST; +import static com.google.devtools.build.lib.packages.Attribute.attr; +import static com.google.devtools.build.lib.packages.ImplicitOutputsFunction.fromFunctions; +import static com.google.devtools.build.lib.packages.Type.BOOLEAN; +import static com.google.devtools.build.lib.packages.Type.LABEL; +import static com.google.devtools.build.lib.packages.Type.LABEL_LIST; +import static com.google.devtools.build.lib.packages.Type.STRING; +import static com.google.devtools.build.lib.packages.Type.STRING_LIST; +import static com.google.devtools.build.lib.packages.Type.TRISTATE; + +import com.google.common.collect.ImmutableSet; +import com.google.devtools.build.lib.analysis.BaseRuleClasses; +import com.google.devtools.build.lib.analysis.BlazeRule; +import com.google.devtools.build.lib.analysis.RuleDefinition; +import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment; +import com.google.devtools.build.lib.bazel.rules.cpp.BazelCppRuleClasses; +import com.google.devtools.build.lib.packages.ImplicitOutputsFunction; +import com.google.devtools.build.lib.packages.PredicateWithMessage; +import com.google.devtools.build.lib.packages.Rule; +import com.google.devtools.build.lib.packages.RuleClass; +import com.google.devtools.build.lib.packages.RuleClass.Builder; +import com.google.devtools.build.lib.packages.RuleClass.Builder.RuleClassType; +import com.google.devtools.build.lib.packages.RuleClass.PackageNameConstraint; +import com.google.devtools.build.lib.packages.TriState; +import com.google.devtools.build.lib.rules.java.JavaSemantics; +import com.google.devtools.build.lib.util.FileTypeSet; + +import java.util.Set; + +/** + * Rule class definitions for Java rules. + */ +public class BazelJavaRuleClasses { + + public static final PredicateWithMessage<Rule> JAVA_PACKAGE_NAMES = new PackageNameConstraint( + PackageNameConstraint.ANY_SEGMENT, "java", "javatests"); + + public static final ImplicitOutputsFunction JAVA_BINARY_IMPLICIT_OUTPUTS = + fromFunctions(JavaSemantics.JAVA_BINARY_CLASS_JAR, JavaSemantics.JAVA_BINARY_SOURCE_JAR, + JavaSemantics.JAVA_BINARY_DEPLOY_JAR, JavaSemantics.JAVA_BINARY_DEPLOY_SOURCE_JAR); + + static final ImplicitOutputsFunction JAVA_LIBRARY_IMPLICIT_OUTPUTS = + fromFunctions(JavaSemantics.JAVA_LIBRARY_CLASS_JAR, JavaSemantics.JAVA_LIBRARY_SOURCE_JAR); + + /** + * Common attributes for rules that depend on ijar. + */ + @BlazeRule(name = "$ijar_base_rule", + type = RuleClassType.ABSTRACT) + public static final class IjarBaseRule implements RuleDefinition { + @Override + public RuleClass build(Builder builder, RuleDefinitionEnvironment env) { + return builder + .add(attr("$ijar", LABEL).cfg(HOST).exec().value(env.getLabel("//tools/defaults:ijar"))) + .setPreferredDependencyPredicate(JavaSemantics.JAVA_SOURCE) + .build(); + } + } + + + /** + * Common attributes for Java rules. + */ + @BlazeRule(name = "$java_base_rule", + type = RuleClassType.ABSTRACT, + ancestors = { IjarBaseRule.class }) + public static final class JavaBaseRule implements RuleDefinition { + @Override + public RuleClass build(Builder builder, RuleDefinitionEnvironment env) { + return builder + .add(attr(":jvm", LABEL).cfg(HOST).value(JavaSemantics.JVM)) + .add(attr(":host_jdk", LABEL).cfg(HOST).value(JavaSemantics.HOST_JDK)) + .add(attr(":java_toolchain", LABEL).value(JavaSemantics.JAVA_TOOLCHAIN)) + .add(attr("$java_langtools", LABEL).cfg(HOST) + .value(env.getLabel("//tools/defaults:java_langtools"))) + .add(attr("$javac_bootclasspath", LABEL).cfg(HOST) + .value(env.getLabel(JavaSemantics.JAVAC_BOOTCLASSPATH_LABEL))) + .add(attr("$javabuilder", LABEL).cfg(HOST) + .value(env.getLabel(JavaSemantics.JAVABUILDER_LABEL))) + .add(attr("$singlejar", LABEL).cfg(HOST) + .value(env.getLabel(JavaSemantics.SINGLEJAR_LABEL))) + .build(); + } + } + + static final Set<String> ALLOWED_RULES_IN_DEPS = ImmutableSet.of( + "cc_binary", // NB: linkshared=1 + "cc_library", + "genrule", + "genproto", // TODO(bazel-team): we should filter using providers instead (skylark rule). + "java_import", + "java_library", + "sh_binary", + "sh_library"); + + /** + * Common attributes for Java rules. + */ + @BlazeRule(name = "$java_rule", + type = RuleClassType.ABSTRACT, + ancestors = { BaseRuleClasses.RuleBase.class, JavaBaseRule.class }) + public static final class JavaRule implements RuleDefinition { + @Override + public RuleClass build(Builder builder, RuleDefinitionEnvironment env) { + return builder + .override(builder.copy("deps") + .allowedFileTypes(JavaSemantics.JAR) + .allowedRuleClasses(ALLOWED_RULES_IN_DEPS) + .skipAnalysisTimeFileTypeCheck()) + .add(attr("runtime_deps", LABEL_LIST) + .allowedFileTypes(JavaSemantics.JAR) + .allowedRuleClasses(ALLOWED_RULES_IN_DEPS) + .skipAnalysisTimeFileTypeCheck()) + .add(attr("srcs", LABEL_LIST) + .orderIndependent() + .direct_compile_time_input() + .allowedFileTypes(JavaSemantics.JAVA_SOURCE, JavaSemantics.JAR, + JavaSemantics.SOURCE_JAR, JavaSemantics.PROPERTIES)) + .add(attr("resources", LABEL_LIST).orderIndependent() + .allowedFileTypes(FileTypeSet.ANY_FILE)) + .add(attr("plugins", LABEL_LIST).cfg(HOST).allowedRuleClasses("java_plugin") + .legacyAllowAnyFileType()) + .add(attr(":java_plugins", LABEL_LIST) + .cfg(HOST) + .allowedRuleClasses("java_plugin") + .silentRuleClassFilter() + .value(JavaSemantics.JAVA_PLUGINS)) + .add(attr("javacopts", STRING_LIST)) + .build(); + } + } + + /** + * Base class for rule definitions producing Java binaries. + */ + @BlazeRule(name = "$base_java_binary", + type = RuleClassType.ABSTRACT, + ancestors = { JavaRule.class, + // java_binary and java_test require the crosstool C++ runtime + // libraries (libstdc++.so, libgcc_s.so). + // TODO(bazel-team): Add tests for Java+dynamic runtime. + BazelCppRuleClasses.CcLinkingRule.class }) + public static final class BaseJavaBinaryRule implements RuleDefinition { + @Override + public RuleClass build(Builder builder, final RuleDefinitionEnvironment env) { + return builder + .add(attr("classpath_resources", LABEL_LIST).legacyAllowAnyFileType()) + .add(attr("jvm_flags", STRING_LIST)) + .add(attr("main_class", STRING)) + .add(attr("create_executable", BOOLEAN).nonconfigurable("internal").value(true)) + .add(attr("deploy_manifest_lines", STRING_LIST)) + .add(attr("stamp", TRISTATE).value(TriState.AUTO)) + .add(attr(":java_launcher", LABEL).value(JavaSemantics.JAVA_LAUNCHER)) // blaze flag + .build(); + } + } +} |