1 /* 2 * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package vm.mlvm.share.jdi; 25 26 import java.util.List; 27 28 import vm.mlvm.share.jpda.StratumInfo; 29 30 import com.sun.jdi.request.BreakpointRequest; 31 32 public class BreakpointInfo { 33 public static enum Type { 34 /** set breakpoint via BreakpointRequest */ 35 EXPLICIT, 36 /** 37 * don't set JDI breakpoint, verify that we can reach the location 38 * via stepping 39 */ 40 IMPLICIT 41 }; 42 43 // Initial information 44 public Type type = Type.EXPLICIT; 45 public String className = ""; 46 public final String methodName; 47 public int methodLine = 0; 48 49 /** Breakpoint stratum (JSR-045). null == default stratum */ 50 public StratumInfo stratumInfo = null; 51 52 /** 53 * How many times this breakpoint should be hit. null == any number of 54 * hits 55 */ 56 public Integer requiredHits = null; 57 58 /** How many steps do via StepRequest after reaching the breakpoint */ 59 public int stepsToTrace = 0; 60 61 /** Conditional breakpoints should not be enabled by default */ 62 public final boolean isConditional; 63 64 /** Sub-breakpoints */ 65 public List<BreakpointInfo> subBreakpoints = null; 66 67 // Fields below are filled in by debugger 68 public long bci = -1; 69 public BreakpointRequest bpReq = null; 70 public int hits = 0; 71 72 public BreakpointInfo(String methodName) { 73 this(methodName, false); 74 } 75 76 public BreakpointInfo(String methodName, boolean isConditional) { 77 this.methodName = methodName; 78 this.isConditional = isConditional; 79 } 80 81 public boolean isHit() { 82 if (requiredHits == null) { 83 return hits > 0; 84 } else { 85 return hits == requiredHits; 86 } 87 } 88 89 @Override 90 public String toString() { 91 return className + "." + methodName + ":" + methodLine + "[bci=" + bci + ",bp=" + bpReq + "]"; 92 } 93 94 }