1 files changed, 91 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/java/JavaImportBaseRule.java b/src/main/java/com/google/devtools/build/lib/rules/java/JavaImportBaseRule.java
new file mode 100644
index 0000000000..b153b58af8
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/rules/java/JavaImportBaseRule.java
@@ -0,0 +1,91 @@
+// 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.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.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_LIST;
+
+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.packages.RuleClass;
+import com.google.devtools.build.lib.packages.RuleClass.Builder;
+import com.google.devtools.build.lib.packages.RuleClass.Builder.RuleClassType;
+
+/**
+ * A base rule for building the java_import rule.
+ */
+@BlazeRule(name = "$java_import_base",
+           type = RuleClassType.ABSTRACT,
+           ancestors = { BaseRuleClasses.RuleBase.class })
+public class JavaImportBaseRule implements RuleDefinition {
+
+  @Override
+  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+    return builder
+        .add(attr(":host_jdk", LABEL)
+            .cfg(HOST)
+            .value(JavaSemantics.HOST_JDK))
+        /* <!-- #BLAZE_RULE(java_import).ATTRIBUTE(jars) -->
+        The list of JAR files provided to Java targets that depend on this target.
+        ${SYNOPSIS}
+        <!-- #END_BLAZE_RULE.ATTRIBUTE --> */
+        .add(attr("jars", LABEL_LIST)
+            .mandatory()
+            .nonEmpty()
+            .allowedFileTypes(JavaSemantics.JAR))
+        /* <!-- #BLAZE_RULE(java_import).ATTRIBUTE(srcjar) -->
+        A JAR file that contains source code for the compiled JAR files.
+        ${SYNOPSIS}
+        <!-- #END_BLAZE_RULE.ATTRIBUTE --> */
+        .add(attr("srcjar", LABEL)
+            .allowedFileTypes(JavaSemantics.SOURCE_JAR, JavaSemantics.JAR)
+            .direct_compile_time_input())
+        .removeAttribute("deps")  // only exports are allowed; nothing is compiled
+        /* <!-- #BLAZE_RULE(java_import).ATTRIBUTE(neverlink) -->
+        Only use this library for compilation and not at runtime.
+        ${SYNOPSIS}
+        Useful if the library will be provided by the runtime environment
+        during execution. Examples of libraries like this are IDE APIs
+        for IDE plug-ins or <code>tools.jar</code> for anything running on
+        a standard JDK.
+        <!-- #END_BLAZE_RULE.ATTRIBUTE --> */
+        .add(attr("neverlink", BOOLEAN).value(false))
+        /* <!-- #BLAZE_RULE(java_import).ATTRIBUTE(constraints) -->
+        Extra constraints imposed on this rule as a Java library.
+        ${SYNOPSIS}
+        See <a href="#java_library.constraints">java_library.constraints</a>.
+        <!-- #END_BLAZE_RULE.ATTRIBUTE --> */
+        .add(attr("constraints", STRING_LIST)
+            .orderIndependent()
+            .nonconfigurable("used in Attribute.validityPredicate implementations (loading time)"))
+        .build();
+  }
+}
+/*<!-- #BLAZE_RULE (NAME = java_import, TYPE = LIBRARY, FAMILY = Java) -->
+
+${ATTRIBUTE_SIGNATURE}
+
+  <p>This rule allows the use of precompiled JAR files as libraries for
+  <code><a href="#java_library">java_library</a></code> rules.</p>
+
+${ATTRIBUTE_DEFINITION}
+
+<!-- #END_BLAZE_RULE -->*/