java-decompiler: post-import cleanup (classes moved)

1 files changed, 157 insertions, 0 deletions

diff --git a/src/org/jetbrains/java/decompiler/util/InterpreterUtil.java b/src/org/jetbrains/java/decompiler/util/InterpreterUtil.java
new file mode 100644
index 0000000..4914d36
--- /dev/null
+++ b/src/org/jetbrains/java/decompiler/util/InterpreterUtil.java
@@ -0,0 +1,157 @@
+/*
+ *    Fernflower - The Analytical Java Decompiler
+ *    http://www.reversed-java.com
+ *
+ *    (C) 2008 - 2010, Stiver
+ *
+ *    This software is NEITHER public domain NOR free software 
+ *    as per GNU License. See license.txt for more details.
+ *
+ *    This software is distributed WITHOUT ANY WARRANTY; without 
+ *    even the implied warranty of MERCHANTABILITY or FITNESS FOR 
+ *    A PARTICULAR PURPOSE. 
+ */
+
+package org.jetbrains.java.decompiler.util;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.channels.FileChannel;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+
+import org.jetbrains.java.decompiler.main.DecompilerContext;
+import org.jetbrains.java.decompiler.main.extern.IFernflowerPreferences;
+
+public class InterpreterUtil {
+	
+	public static void copyFile(File in, File out) throws IOException {
+		FileChannel inChannel = new FileInputStream(in).getChannel();
+		FileChannel outChannel = new FileOutputStream(out).getChannel();
+		try {
+			// magic number for Windows, 64Mb - 32Kb)
+			int maxCount = (64 * 1024 * 1024) - (32 * 1024);
+			long size = inChannel.size();
+			long position = 0;
+			while (position < size) {
+				position += inChannel.transferTo(position, maxCount, outChannel);
+			}
+		} catch (IOException e) {
+			throw e;
+		}
+		finally {
+			if (inChannel != null) {
+				inChannel.close();
+			}
+			if (outChannel != null) {
+				outChannel.close();
+			}
+		}
+	}
+	
+	public static void copyInputStream(InputStream in, OutputStream out)throws IOException {
+		
+		byte[] buffer = new byte[1024];
+		int len;
+		
+		while((len = in.read(buffer)) >= 0) {
+			out.write(buffer, 0, len);
+		}
+		
+	}
+	
+	public static String getIndentString(int length) {
+    String indent = (String) DecompilerContext.getProperty(IFernflowerPreferences.INDENT_STRING);
+    StringBuilder buf = new StringBuilder();
+		while(length-->0) {
+			buf.append(indent);
+		}
+		return buf.toString(); 
+	}
+	
+	
+	public static boolean equalSets(Collection<?> c1, Collection<?> c2) {
+		
+		if(c1 == null) {
+			return c2 == null?true:false;
+		} else {
+			if(c2 == null) {
+				return false;
+			}
+		}
+		
+		if(c1.size() != c2.size()) {
+			return false;
+		}
+		
+		HashSet<?> set = new HashSet(c1);
+		set.removeAll(c2);
+		
+		return (set.size() == 0); 
+	}
+	
+	public static boolean equalObjects(Object first, Object second) {
+		return first==null?second==null:first.equals(second);
+	}
+
+	public static boolean equalObjectArrays(Object[] first, Object[] second) {
+		
+		if(first == null || second == null) {
+			return equalObjects(first, second);
+		} else {
+			if(first.length != second.length) {
+				return false;
+			}
+			
+			for(int i=0;i<first.length;i++) {
+				if(!equalObjects(first[i], second[i])) {
+					return false;
+				}
+			}
+		}
+		
+		return true;
+	}
+	
+	public static boolean equalLists(List<?> first, List<?> second) {
+		
+		if(first == null) {
+			return second == null;
+		} else if(second == null) {
+			return first == null;
+		}
+		
+		if(first.size() == second.size()) {
+			for(int i=0;i<first.size();i++) {
+				if(!equalObjects(first.get(i), second.get(i))) {
+					return false;
+				}
+			}
+			return true;
+		}
+
+		return false; 
+	}
+	
+	public static boolean isPrintableUnicode(char c) {
+    int t = Character.getType(c);
+    return t != Character.UNASSIGNED && t != Character.LINE_SEPARATOR && t != Character.PARAGRAPH_SEPARATOR &&
+           t != Character.CONTROL && t != Character.FORMAT && t != Character.PRIVATE_USE && t != Character.SURROGATE;
+  }
+
+	public static String charToUnicodeLiteral(int value) {
+		String sTemp = Integer.toHexString(value);
+		sTemp = ("0000"+sTemp).substring(sTemp.length());
+		return "\\u"+sTemp;
+	}
+	
+	public static String makeUniqueKey(String name, String descriptor) {
+		return name+" "+descriptor;
+	}
+	
+}