我没有删任何东西，只是把我自己的拷贝进去了

group13/2931408816/lesson4/src/main/java/com/coding/basic/BinaryTreeNode.java~HEAD

@@ -0,0 +1,32 @@
+package com.coding.basic;
+
+public class BinaryTreeNode {
+
+	private Object data;
+	private BinaryTreeNode left;
+	private BinaryTreeNode right;
+
+	public Object getData() {
+		return data;
+	}
+	public void setData(Object data) {
+		this.data = data;
+	}
+	public BinaryTreeNode getLeft() {
+		return left;
+	}
+	public void setLeft(BinaryTreeNode left) {
+		this.left = left;
+	}
+	public BinaryTreeNode getRight() {
+		return right;
+	}
+	public void setRight(BinaryTreeNode right) {
+		this.right = right;
+	}
+
+	public BinaryTreeNode insert(Object o){
+		return  null;
+	}
+
+}

group13/2931408816/lesson4/src/main/java/com/coding/basic/Iterator.java~HEAD

@@ -0,0 +1,7 @@
+package com.coding.basic;
+
+public interface Iterator {
+	public boolean hasNext();
+	public Object next();
+
+}

group13/2931408816/lesson4/src/main/java/com/coding/basic/List.java~HEAD

@@ -0,0 +1,9 @@
+package com.coding.basic;
+
+public interface List {
+	public void add(Object o);
+	public void add(int index, Object o);
+	public Object get(int index);
+	public Object remove(int index);
+	public int size();
+}

group13/2931408816/lesson4/src/main/java/com/coding/basic/Stack.java~HEAD

@@ -0,0 +1,24 @@
+package com.coding.basic;
+
+import com.coding.basic.array.ArrayList;
+
+public class Stack {
+	private ArrayList elementData = new ArrayList();
+
+	public void push(Object o){		
+	}
+
+	public Object pop(){
+		return null;
+	}
+
+	public Object peek(){
+		return null;
+	}
+	public boolean isEmpty(){
+		return false;
+	}
+	public int size(){
+		return -1;
+	}
+}

group13/2931408816/lesson5/build.gradle

@@ -0,0 +1,31 @@
+
+buildscript {
+    ext.kotlin_version = '1.1.1'
+
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+    }
+}
+
+apply plugin: 'java'
+apply plugin: 'kotlin'
+
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib-jre8:$kotlin_version"
+    // https://mvnrepository.com/artifact/commons-io/commons-io
+    compile group: 'commons-io', name: 'commons-io', version: '2.5'
+
+    // https://mvnrepository.com/artifact/org.apache.commons/commons-lang3
+    compile group: 'org.apache.commons', name: 'commons-lang3', version: '3.5'
+
+    testCompile group: 'junit', name: 'junit', version: '4.12'
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/clz/AccessFlag.java

@@ -0,0 +1,25 @@
+package com.coderising.jvm.clz;
+
+public class AccessFlag {
+	private int flagValue;
+
+	public AccessFlag(int value) {
+		this.flagValue = value;
+	}
+
+	public int getFlagValue() {
+		return flagValue;
+	}
+
+	public void setFlagValue(int flag) {
+		this.flagValue = flag;
+	}
+
+	public boolean isPublicClass(){
+		return (this.flagValue & 0x0001) != 0;
+	}
+	public boolean isFinalClass(){
+		return (this.flagValue & 0x0010) != 0;
+	}
+
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/clz/ClassFile.java

@@ -0,0 +1,75 @@
+package com.coderising.jvm.clz;
+
+import com.coderising.jvm.constant.ClassInfo;
+import com.coderising.jvm.constant.ConstantPool;
+
+public class ClassFile {
+
+	private int minorVersion;
+	private int majorVersion;
+
+	private AccessFlag accessFlag;
+	private ClassIndex clzIndex;
+	private ConstantPool pool;
+
+
+	public ClassIndex getClzIndex() {
+		return clzIndex;
+	}
+	public AccessFlag getAccessFlag() {
+		return accessFlag;
+	}
+	public void setAccessFlag(AccessFlag accessFlag) {
+		this.accessFlag = accessFlag;
+	}
+
+
+
+	public ConstantPool getConstantPool() {		
+		return pool;
+	}
+	public int getMinorVersion() {
+		return minorVersion;
+	}
+	public void setMinorVersion(int minorVersion) {
+		this.minorVersion = minorVersion;
+	}
+	public int getMajorVersion() {
+		return majorVersion;
+	}
+	public void setMajorVersion(int majorVersion) {
+		this.majorVersion = majorVersion;
+	}
+	public void setConstPool(ConstantPool pool) {
+		this.pool = pool;
+
+	}
+	public void setClassIndex(ClassIndex clzIndex) {
+		this.clzIndex = clzIndex;		
+	}
+
+
+
+
+	public void print(){
+
+		if(this.accessFlag.isPublicClass()){
+			System.out.println("Access flag : public  ");
+		}
+		System.out.println("Class Name:"+ getClassName());
+
+		System.out.println("Super Class Name:"+ getSuperClassName());
+
+
+	}
+
+	private String getClassName(){
+		int thisClassIndex = this.clzIndex.getThisClassIndex();
+		ClassInfo thisClass = (ClassInfo)this.getConstantPool().getConstantInfo(thisClassIndex);
+		return thisClass.getClassName();
+	}
+	private String getSuperClassName(){
+		ClassInfo superClass = (ClassInfo)this.getConstantPool().getConstantInfo(this.clzIndex.getSuperClassIndex());
+		return superClass.getClassName();
+	}
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/clz/ClassIndex.java

@@ -0,0 +1,19 @@
+package com.coderising.jvm.clz;
+
+public class ClassIndex {
+	private int thisClassIndex;
+	private int superClassIndex;
+
+	public int getThisClassIndex() {
+		return thisClassIndex;
+	}
+	public void setThisClassIndex(int thisClassIndex) {
+		this.thisClassIndex = thisClassIndex;
+	}
+	public int getSuperClassIndex() {
+		return superClassIndex;
+	}
+	public void setSuperClassIndex(int superClassIndex) {
+		this.superClassIndex = superClassIndex;
+	}
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/constant/ClassInfo.java

@@ -0,0 +1,24 @@
+package com.coderising.jvm.constant;
+
+public class ClassInfo extends ConstantInfo {
+	private int type = ConstantInfo.CLASS_INFO;
+	private int utf8Index ;
+	public ClassInfo(ConstantPool pool) {
+		super(pool);
+	}
+	public int getUtf8Index() {
+		return utf8Index;
+	}
+	public void setUtf8Index(int utf8Index) {
+		this.utf8Index = utf8Index;
+	}
+	public int getType() {
+		return type;
+	}
+
+	public String getClassName() {		
+		int index = getUtf8Index();
+		UTF8Info utf8Info = (UTF8Info)constantPool.getConstantInfo(index);
+		return utf8Info.getValue();		
+	}
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/constant/ConstantInfo.java

@@ -0,0 +1,29 @@
+package com.coderising.jvm.constant;
+
+public abstract class ConstantInfo {
+	public static final int UTF8_INFO = 1;
+	public static final int FLOAT_INFO = 4;
+	public static final int CLASS_INFO = 7;
+	public static final int STRING_INFO = 8;
+	public static final int FIELD_INFO = 9;
+	public static final int METHOD_INFO = 10;
+	public static final int NAME_AND_TYPE_INFO = 12;
+	protected ConstantPool constantPool;
+
+	public ConstantInfo(){
+
+	}
+
+	public ConstantInfo(ConstantPool pool) {
+		this.constantPool = pool;
+	}
+	public abstract int getType();
+
+	public ConstantPool getConstantPool() {
+		return constantPool;
+	}
+	public ConstantInfo getConstantInfo(int index){
+		return this.constantPool.getConstantInfo(index);
+	}
+
+}

group13/2931408816/lesson5/src/main/java/com/coderising/jvm/constant/ConstantPool.java

@@ -0,0 +1,29 @@
+package com.coderising.jvm.constant;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ConstantPool {
+
+	private List<ConstantInfo> constantInfos = new ArrayList<ConstantInfo>();
+
+
+	public ConstantPool(){
+
+	}
+	public void addConstantInfo(ConstantInfo info){
+
+		this.constantInfos.add(info);
+
+	}
+
+	public ConstantInfo getConstantInfo(int index){
+		return this.constantInfos.get(index);
+	}
+	public String getUTF8String(int index){
+		return ((UTF8Info)this.constantInfos.get(index)).getValue();
+	}
+	public Object getSize() {		
+		return this.constantInfos.size() -1;
+	}
+}