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// Copyright 2015 The Bazel Authors. 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.rules.android;
import com.google.common.base.Preconditions;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.RuleContext;
import com.google.devtools.build.lib.rules.android.AndroidResourcesProvider.ResourceContainer;
import com.google.devtools.build.lib.rules.java.JavaUtil;
import com.google.devtools.build.lib.syntax.Type;
import javax.annotation.Nullable;
/**
* Encapsulates the process of building the AndroidResourceContainer.
*/
public final class AndroidResourceContainerBuilder {
private LocalResourceContainer data;
private Artifact manifest;
private Artifact rOutput;
private boolean inlineConstants = false;
private Artifact symbolsFile;
/** Provides the resources and assets for the ResourceContainer. */
public AndroidResourceContainerBuilder withData(LocalResourceContainer data) {
this.data = data;
return this;
}
public AndroidResourceContainerBuilder withManifest(Artifact manifest) {
this.manifest = manifest;
return this;
}
public AndroidResourceContainerBuilder withROutput(Artifact rOutput) {
this.rOutput = rOutput;
return this;
}
public AndroidResourceContainerBuilder withInlinedConstants(boolean inlineContants) {
this.inlineConstants = inlineContants;
return this;
}
/** Creates a {@link ResourceContainer} from a {@link RuleContext}.
* @throws InterruptedException */
public ResourceContainer buildFromRule(RuleContext ruleContext, Artifact apk)
throws InterruptedException {
Preconditions.checkNotNull(this.manifest);
Preconditions.checkNotNull(this.data);
return new AndroidResourcesProvider.ResourceContainer(
ruleContext.getLabel(),
getJavaPackage(ruleContext, apk),
getRenameManifestPackage(ruleContext),
inlineConstants,
apk,
manifest,
ruleContext.getImplicitOutputArtifact(
AndroidRuleClasses.ANDROID_JAVA_SOURCE_JAR),
data.getAssets(),
data.getResources(),
data.getAssetRoots(),
data.getResourceRoots(),
ruleContext.attributes().get("exports_manifest", Type.BOOLEAN),
rOutput,
symbolsFile);
}
private String getJavaPackage(RuleContext ruleContext, Artifact apk) {
if (hasCustomPackage(ruleContext)) {
return ruleContext.attributes().get("custom_package", Type.STRING);
}
// TODO(bazel-team): JavaUtil.getJavaPackageName does not check to see if the path is valid.
// So we need to check for the JavaRoot.
if (JavaUtil.getJavaRoot(apk.getExecPath()) == null) {
ruleContext.ruleError("You must place your code under a directory named 'java' or "
+ "'javatests' for blaze to work. That directory (java,javatests) will be treated as "
+ "your java source root. Alternatively, you can set the 'custom_package' attribute.");
}
return JavaUtil.getJavaPackageName(apk.getExecPath());
}
private boolean hasCustomPackage(RuleContext ruleContext) {
return ruleContext.attributes().isAttributeValueExplicitlySpecified("custom_package");
}
@Nullable
private String getRenameManifestPackage(RuleContext ruleContext) {
return ruleContext.attributes().isAttributeValueExplicitlySpecified("rename_manifest_package")
? ruleContext.attributes().get("rename_manifest_package", Type.STRING)
: null;
}
public AndroidResourceContainerBuilder withSymbolsFile(Artifact symbolsFile) {
this.symbolsFile = symbolsFile;
return this;
}
}
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