Common functionality factored out of OutputItemsCollectorImpl

To be re-used by external build
2012-11-08 23:34:53 +04:00
parent e2d504c78e
commit c01587a0b1
2 changed files with 79 additions and 33 deletions
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2010-2012 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.jet.compiler.runner;
+
+import com.intellij.util.containers.ContainerUtil;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+public abstract class AbstractOutputItemCollector<S, R> implements OutputItemsCollector {
+    private static final String FOR_SOURCE_PREFIX = "For source: ";
+    private static final String EMITTING_PREFIX = "Emitting: ";
+    private S currentSource;
+    private final List<R> answer = ContainerUtil.newArrayList();
+    private final List<S> sources = ContainerUtil.newArrayList();
+
+    private final String outputPath;
+
+    public AbstractOutputItemCollector(@NotNull String outputPath) {
+        this.outputPath = outputPath;
+    }
+
+    @Override
+    public final void learn(String message) {
+        message = message.trim();
+        if (message.startsWith(FOR_SOURCE_PREFIX)) {
+            String sourcePath = message.substring(FOR_SOURCE_PREFIX.length());
+            currentSource = convertSource(sourcePath);
+            if (currentSource != null) {
+                sources.add(currentSource);
+            }
+        }
+        else if (message.startsWith(EMITTING_PREFIX)) {
+            if (currentSource != null) {
+                String resultPath = message.substring(EMITTING_PREFIX.length());
+                R item = convertResult(outputPath + "/" + resultPath, currentSource);
+                if (item != null) {
+                    answer.add(item);
+                }
+            }
+        }
+    }
+
+    protected abstract R convertResult(String resultPath, S correspondingSource);
+
+    protected abstract S convertSource(String sourcePath);
+
+    public List<R> getOutputs() {
+        return answer;
+    }
+
+    public List<S> getSources() {
+        return sources;
+    }
+}