1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.ddmuilib.heap; 18 19 import com.android.ddmlib.NativeStackCallInfo; 20 21 import org.eclipse.jface.viewers.ITableLabelProvider; 22 import org.eclipse.jface.viewers.LabelProvider; 23 import org.eclipse.swt.graphics.Image; 24 25 public class NativeStackLabelProvider extends LabelProvider implements ITableLabelProvider { 26 public Image getColumnImage(Object arg0, int arg1) { 27 return null; 28 } 29 30 public String getColumnText(Object element, int index) { 31 if (element instanceof NativeStackCallInfo) { 32 return getResolvedStackTraceColumnText((NativeStackCallInfo) element, index); 33 } 34 35 if (element instanceof Long) { 36 // if the addresses have not been resolved, then just display the 37 // addresses alone 38 return getStackAddressColumnText((Long) element, index); 39 } 40 41 return null; 42 } 43 44 public String getResolvedStackTraceColumnText(NativeStackCallInfo info, int index) { 45 switch (index) { 46 case 0: 47 return String.format("0x%08x", info.getAddress()); 48 case 1: 49 return info.getLibraryName(); 50 case 2: 51 return info.getMethodName(); 52 case 3: 53 return info.getSourceFile(); 54 case 4: 55 int l = info.getLineNumber(); 56 return l == -1 ? "" : Integer.toString(l); 57 } 58 59 return null; 60 } 61 62 private String getStackAddressColumnText(Long address, int index) { 63 if (index == 0) { 64 return String.format("0x%08x", address); 65 } 66 67 return null; 68 } 69 } 70