init of deob

src/main/java/info/sigterm/deob/ConstantPool.java

@@ -0,0 +1,61 @@
+package info.sigterm.deob;
+
+import info.sigterm.deob.pool.ConstantType;
+import info.sigterm.deob.pool.PoolEntry;
+
+import java.io.DataInputStream;
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+
+public class ConstantPool
+{
+	private ClassFile classFile;
+
+	private int count;
+	private PoolEntry pool[];
+
+	ConstantPool(ClassFile c) throws IOException
+	{
+		classFile = c;
+
+		DataInputStream is = c.getStream();
+
+		count = is.readUnsignedShort();
+		pool = new PoolEntry[count];
+
+		for (int i = 1; i < count; ++i)
+		{
+			byte typeCode = is.readByte();
+
+			ConstantType type = ConstantType.findFromType(typeCode);
+
+			try
+			{
+				Constructor<? extends PoolEntry> con = type.getPoolClass().getConstructor(new Class[] { ConstantPool.class });
+				PoolEntry entry = con.newInstance(this);
+
+				pool[i] = entry;
+
+				for (int j = 1; j < entry.getSlots(); ++j)
+				{
+					pool[i + 1] = entry;
+					++i;
+				}
+			}
+			catch (Exception e)
+			{
+				throw new IOException(e);
+			}
+		}
+	}
+
+	public ClassFile getClassFile()
+	{
+		return classFile;
+	}
+
+	public PoolEntry getEntry(int index)
+	{
+		return pool[index];
+	}
+}