eclispe中查看Android中某个类源码,出现的.class文件中的内容是什么?
小弟初学Android,想看看Android某些类的源码,下载好源码并在eclipse当中配置好之后,想查看一下一个类的源码,如:SQLiteOpenHelper这个类.按了F3之后,出现的是这样一个文件SQLiteOpenHelper.class
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文件SQLiteOpenHelper.class内容如下:
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/*jadclipse*/// Decompiled by Jad v1.5.8g. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://www.kpdus.com/jad.html
// Decompiler options: packimports(3) radix(10) lradix(10)
// Source File Name: SQLiteOpenHelper.java
package android.database.sqlite;
import android.content.Context;
// Referenced classes of package android.database.sqlite:
// SQLiteDatabase
public abstract class SQLiteOpenHelper
{
public SQLiteOpenHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version)
{
throw new RuntimeException("Stub!");
}
public synchronized SQLiteDatabase getWritableDatabase()
{
throw new RuntimeException("Stub!");
}
public synchronized SQLiteDatabase getReadableDatabase()
{
throw new RuntimeException("Stub!");
}
public synchronized void close()
{
throw new RuntimeException("Stub!");
}
public abstract void onCreate(SQLiteDatabase sqlitedatabase);
public abstract void onUpgrade(SQLiteDatabase sqlitedatabase, int i, int j);
public void onOpen(SQLiteDatabase db)
{
throw new RuntimeException("Stub!");
}
}
/*
DECOMPILATION REPORT
Decompiled from: C:\android-sdk-windows\platforms\android-4\android.jar
Total time: 16 ms
Jad reported messages/errors:
Exit status: 0
Caught exceptions:
*/
6 checkcast android.util.AttributeSet [2]
9 iconst_0
10 invokespecial android.widget.FrameLayout(android.content.Context, android.util.AttributeSet, int) [3]
13 new java.lang.RuntimeException [4]
16 dup
17 ldc <String "Stub!"> [5]
19 invokespecial java.lang.RuntimeException(java.lang.String) [6]
22 athrow
Line numbers:
[pc: 0, line: 9]
Local variable table:
[pc: 0, pc: 23] local: this index: 0 type: android.widget.TimePicker
[pc: 0, pc: 23] local: context index: 1 type: android.content.Context
// Method descriptor #21 (Landroid/content/Context;Landroid/util/AttributeSet;)V
// Stack: 4, Locals: 3
public TimePicker(android.content.Context context, android.util.AttributeSet attrs);
0 aload_0 [this]
1 aconst_null
2 checkcast android.content.Context [1]
5 aconst_null
6 checkcast android.util.AttributeSet [2]
9 iconst_0
10 invokespecial android.widget.FrameLayout(android.content.Context, android.util.AttributeSet, int) [3]
13 new java.lang.RuntimeException [4]
16 dup
17 ldc <String "Stub!"> [5]
19 invokespecial java.lang.RuntimeException(java.lang.String) [6]
22 athrow
Line numbers:
[pc: 0, line: 10]
Local variable table:
[pc: 0, pc: 23] local: this index: 0 type: android.widget.TimePicker
[pc: 0, pc: 23] local: context index: 1 type: android.content.Context
[pc: 0, pc: 23] local: attrs index: 2 type: android.util.AttributeSet
// Method descriptor #24 (Landroid/content/Context;Landroid/util/AttributeSet;I)V
// Stack: 4, Locals: 4
public TimePicker(android.content.Context context, android.util.AttributeSet attrs, int defStyle);
0 aload_0 [this]
1 aconst_null
2 checkcast android.content.Context [1]
5 aconst_null
6 checkcast android.util.AttributeSet [2]
9 iconst_0
10 invokespecial android.widget.
[解决办法]
SQLiteOpenHelper.java这个里面的内容是源代码