Executor work

src/main/java/info/sigterm/deob/pool/Method.java

@@ -19,4 +19,14 @@ public class Method extends PoolEntry
 		classIndex = is.readUnsignedShort();
 		nameAndTypeIndex = is.readUnsignedShort();
 	}
+	
+	public Class getClassEntry()
+	{
+		return (Class) this.getPool().getEntry(classIndex);
+	}
+
+	public NameAndType getNameAndType()
+	{
+		return (NameAndType) this.getPool().getEntry(nameAndTypeIndex);
+	}
 }

src/main/java/info/sigterm/deob/pool/NameAndType.java

@@ -4,6 +4,8 @@ import info.sigterm.deob.ConstantPool;
 
 import java.io.DataInputStream;
 import java.io.IOException;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 public class NameAndType extends PoolEntry
 {
@@ -57,4 +59,24 @@ public class NameAndType extends PoolEntry
 				return null;
 		}
 	}
+	
+	private static Pattern allParamsPattern = Pattern.compile("(\\(.*?\\))");
+	private static Pattern paramsPattern = Pattern.compile("(\\[?)(B|C|Z|S|I|J|F|D|(:?L[^;]+;))");
+	
+	public int getNumberOfArgs()
+	{
+		java.lang.String methodRefType = this.getDescriptor();
+	    Matcher m = allParamsPattern.matcher(methodRefType);
+	    if (!m.find())
+	        throw new IllegalArgumentException("Method signature does not contain parameters");
+
+	    java.lang.String paramsDescriptor = m.group(1);
+	    Matcher mParam = paramsPattern.matcher(paramsDescriptor);
+
+	    int count = 0;
+	    while (mParam.find())
+	        count++;
+
+	    return count;
+	}
 }