cleanup: use streams

java/debugger/openapi/src/com/intellij/debugger/engine/JSR45PositionManager.java

@@ -1,17 +1,5 @@
 /*
- * Copyright 2000-2016 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.
+ * Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
  */
 package com.intellij.debugger.engine;
 
@@ -180,12 +168,9 @@ public abstract class JSR45PositionManager<Scope> implements PositionManager {
       // Finds exact server file name (from available in type)
       // This is needed because some servers (e.g. WebSphere) put not exact file name such as 'A.jsp  '
       private String getSourceName(final String name, final ReferenceType type) throws AbsentInformationException {
-        for(String sourceNameFromType: type.sourceNames(myStratumId)) {
-          if (sourceNameFromType.contains(name)) {
-            return sourceNameFromType;
-          }
-        }
-        return name;
+        return type.sourceNames(myStratumId).stream()
+          .filter(sourceNameFromType -> sourceNameFromType.contains(name))
+          .findFirst().orElse(name);
       }
     });
   }

java/debugger/openapi/src/com/intellij/debugger/engine/SourcePositionHighlighter.java

@@ -1,17 +1,5 @@
 /*
- * Copyright 2000-2015 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.
+ * Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
  */
 package com.intellij.debugger.engine;
 
@@ -21,6 +9,8 @@ import com.intellij.openapi.project.DumbService;
 import com.intellij.openapi.util.TextRange;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.Objects;
+
 /**
  * During indexing, only extensions that implement {@link com.intellij.openapi.project.DumbAware} are called.
  * See also {@link DumbService}.

java/debugger/openapi/src/com/intellij/debugger/ui/tree/NodeDescriptorNameAdjuster.java

@@ -1,23 +1,13 @@
 /*
- * Copyright 2000-2015 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.
+ * Copyright 2000-2017 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
  */
 package com.intellij.debugger.ui.tree;
 
 import com.intellij.openapi.extensions.ExtensionPointName;
 import org.jetbrains.annotations.NotNull;
 
+import java.util.Arrays;
+
 /**
  * @author Nikolay.Tropin
  */
@@ -29,9 +19,6 @@ public abstract class NodeDescriptorNameAdjuster {
   public abstract String fixName(String name, @NotNull NodeDescriptor descriptor);
 
   public static NodeDescriptorNameAdjuster findFor(@NotNull NodeDescriptor descriptor) {
-    for (NodeDescriptorNameAdjuster adjuster:EP_NAME.getExtensions()) {
-      if (adjuster.isApplicable(descriptor)) return adjuster;
-    }
-    return null;
+    return Arrays.stream(EP_NAME.getExtensions()).filter(adjuster -> adjuster.isApplicable(descriptor)).findFirst().orElse(null);
   }
 }