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Subject [GitHub] khmarbaise closed pull request #8: [JXR-135] Invalid representation of inner class
Date Sun, 29 Jul 2018 17:31:11 GMT
khmarbaise closed pull request #8: [JXR-135] Invalid representation of inner class
URL: https://github.com/apache/maven-jxr/pull/8
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/maven-jxr/src/main/java/org/apache/maven/jxr/pacman/JavaFileImpl.java b/maven-jxr/src/main/java/org/apache/maven/jxr/pacman/JavaFileImpl.java
index e1594e7..923154d 100644
--- a/maven-jxr/src/main/java/org/apache/maven/jxr/pacman/JavaFileImpl.java
+++ b/maven-jxr/src/main/java/org/apache/maven/jxr/pacman/JavaFileImpl.java
@@ -70,58 +70,79 @@ private void parse()
         {
             stok = this.getTokenizer( reader );
 
-            while ( stok.nextToken() != StreamTokenizer.TT_EOF )
-            {
+            parseRecursive( "", stok );
+        }
+        finally
+        {
+            stok = null;
+        }
+    }
 
-                if ( stok.sval == null )
-                {
-                    continue;
-                }
+    private void parseRecursive( String nestedPrefix, StreamTokenizer stok )
+            throws IOException
+    {
+        int openBracesCount = 0;
+
+        while ( stok.nextToken() != StreamTokenizer.TT_EOF )
+        {
 
-                //set the package
-                if ( "package".equals( stok.sval ) && stok.ttype != '\"' )
+            if ( stok.sval == null )
+            {
+                if ( stok.ttype == '{' )
                 {
-                    stok.nextToken();
-                    this.setPackageType( new PackageType( stok.sval ) );
+                    openBracesCount++;
                 }
-
-                //set the imports
-                if ( "import".equals( stok.sval )  && stok.ttype != '\"' )
+                else if ( stok.ttype == '}' )
                 {
-                    stok.nextToken();
-
-                    String name = stok.sval;
-
-                    /*
-                    WARNING: this is a bug/non-feature in the current
-                    StreamTokenizer.  We needed to set the comment char as "*"
-                    and packages that are imported with this (ex "test.*") will be
-                    stripped( and become "test." ).  Here we need to test for this
-                    and if necessary re-add the char.
-                    */
-                    if ( name.charAt( name.length() - 1 ) == '.' )
+                    if ( --openBracesCount == 0 )
                     {
-                        name = name + '*';
+                        // break out of recursive
+                        return;
                     }
-
-                    this.addImportType( new ImportType( name ) );
                 }
+                continue;
+            }
 
-                // Add the class or classes. There can be several classes in one file so
-                // continue with the while loop to get them all.
-                if ( ( "class".equals( stok.sval ) || "interface".equals( stok.sval ) ||
"enum".equals( stok.sval ) )
-                    &&  stok.ttype != '\"' )
+            //set the package
+            if ( "package".equals( stok.sval ) && stok.ttype != '\"' )
+            {
+                stok.nextToken();
+                this.setPackageType( new PackageType( stok.sval ) );
+            }
+
+            //set the imports
+            if ( "import".equals( stok.sval )  && stok.ttype != '\"' )
+            {
+                stok.nextToken();
+
+                String name = stok.sval;
+
+                /*
+                WARNING: this is a bug/non-feature in the current
+                StreamTokenizer.  We needed to set the comment char as "*"
+                and packages that are imported with this (ex "test.*") will be
+                stripped( and become "test." ).  Here we need to test for this
+                and if necessary re-add the char.
+                */
+                if ( name.charAt( name.length() - 1 ) == '.' )
                 {
-                    stok.nextToken();
-                    this.addClassType( new ClassType( stok.sval,
-                                                      getFilenameWithoutPathOrExtension(
this.getPath() ) ) );
+                    name = name + '*';
                 }
 
+                this.addImportType( new ImportType( name ) );
             }
-        }
-        finally
-        {
-            stok = null;
+
+            // Add the class or classes. There can be several classes in one file so
+            // continue with the while loop to get them all.
+            if ( ( "class".equals( stok.sval ) || "interface".equals( stok.sval ) || "enum".equals(
stok.sval ) )
+                    &&  stok.ttype != '\"' )
+            {
+                stok.nextToken();
+                this.addClassType( new ClassType( nestedPrefix + stok.sval,
+                        getFilenameWithoutPathOrExtension( this.getPath() ) ) );
+                parseRecursive( nestedPrefix + stok.sval + ".", stok );
+            }
+
         }
     }
 
diff --git a/maven-jxr/src/test/java/org/apache/maven/jxr/pacman/JavaFileImplTest.java b/maven-jxr/src/test/java/org/apache/maven/jxr/pacman/JavaFileImplTest.java
new file mode 100644
index 0000000..ee919ac
--- /dev/null
+++ b/maven-jxr/src/test/java/org/apache/maven/jxr/pacman/JavaFileImplTest.java
@@ -0,0 +1,50 @@
+package org.apache.maven.jxr.pacman;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+import org.junit.Test;
+
+import java.nio.file.Paths;
+import java.util.Iterator;
+import java.util.List;
+
+import static org.junit.Assert.*;
+
+public class JavaFileImplTest {
+    @Test
+    public void testJXR_135_lotsOfNested()
+            throws Exception
+    {
+        JavaFileImpl javaFile = new JavaFileImpl( Paths.get(
+                "src/test/resources/jxr135/org/apache/maven/jxr/pacman/ClassWithNested.java"
),
+                "UTF-8" );
+        final Iterator<ClassType> classTypes = javaFile.getClassTypes().iterator();
+        assertEquals( "ClassWithNested", classTypes.next().getName() );
+        assertEquals( "ClassWithNested.NestedInterface", classTypes.next().getName() );
+        assertEquals( "ClassWithNested.NestedClassWithEnum", classTypes.next().getName()
);
+        assertEquals( "ClassWithNested.NestedClassWithEnum.NestedEnum", classTypes.next().getName()
);
+        assertEquals( "ClassWithNested.NestedClassWithEnum.NestedClass2", classTypes.next().getName()
);
+        assertEquals( "ClassWithNested.NestedClassWithEnum2", classTypes.next().getName()
);
+        assertEquals( "ClassWithNested.NestedClassWithEnum2.NestedEnum", classTypes.next().getName()
);
+        assertEquals( "ClassWithNested.NestedClassWithEnum2.NestedClass2", classTypes.next().getName()
);
+        assertEquals( "NotNested", classTypes.next().getName() );
+    }
+
+}
\ No newline at end of file
diff --git a/maven-jxr/src/test/resources/jxr135/org/apache/maven/jxr/pacman/ClassWithNested.java
b/maven-jxr/src/test/resources/jxr135/org/apache/maven/jxr/pacman/ClassWithNested.java
new file mode 100644
index 0000000..cca3e5c
--- /dev/null
+++ b/maven-jxr/src/test/resources/jxr135/org/apache/maven/jxr/pacman/ClassWithNested.java
@@ -0,0 +1,40 @@
+package org.apache.maven.jxr;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+/**
+ * Class part of the test for JXR-135 illustrating the use of nested classes, interfaces
and enums
+ */
+public class ClassWithNested
+{
+    public interface NestedInterface {}
+    public static class NestedClassWithEnum {
+        public enum NestedEnum { }
+        public class NestedClass2 {
+        }
+    }
+
+    public static class NestedClassWithEnum2 {
+        public enum NestedEnum { }
+        public class NestedClass2 {
+        }
+    }
+}
+class NotNested {}


 

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