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author | Roman Shevchenko <roman.shevchenko@jetbrains.com> | 2014-08-28 21:34:14 +0400 |
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committer | Roman Shevchenko <roman.shevchenko@jetbrains.com> | 2014-08-28 21:34:19 +0400 |
commit | 076e4393f25bf1ad1ff1bd2853153e2b595dd90b (patch) | |
tree | f1a17a12ea762525b5efbc0778b0945d906c68c9 /src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java | |
parent | 663631f0456fcc245dd835889f86541d75161c53 (diff) | |
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java-decompiler: post-import cleanup (formatting and copyright)
Diffstat (limited to 'src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java')
-rw-r--r-- | src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java | 350 |
1 files changed, 178 insertions, 172 deletions
diff --git a/src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java b/src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java index 9c233d4..e8b0b82 100644 --- a/src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java +++ b/src/org/jetbrains/java/decompiler/modules/decompiler/exps/AssignmentExprent.java @@ -1,25 +1,23 @@ /* - * Fernflower - The Analytical Java Decompiler - * http://www.reversed-java.com + * Copyright 2000-2014 JetBrains s.r.o. * - * (C) 2008 - 2010, Stiver + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * This software is NEITHER public domain NOR free software - * as per GNU License. See license.txt for more details. + * http://www.apache.org/licenses/LICENSE-2.0 * - * This software is distributed WITHOUT ANY WARRANTY; without - * even the implied warranty of MERCHANTABILITY or FITNESS FOR - * A PARTICULAR PURPOSE. + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. */ - package org.jetbrains.java.decompiler.modules.decompiler.exps; -import java.util.ArrayList; -import java.util.List; - import org.jetbrains.java.decompiler.code.CodeConstants; -import org.jetbrains.java.decompiler.main.DecompilerContext; import org.jetbrains.java.decompiler.main.ClassesProcessor.ClassNode; +import org.jetbrains.java.decompiler.main.DecompilerContext; import org.jetbrains.java.decompiler.modules.decompiler.ExprProcessor; import org.jetbrains.java.decompiler.modules.decompiler.vars.CheckTypesResult; import org.jetbrains.java.decompiler.struct.StructClass; @@ -27,169 +25,177 @@ import org.jetbrains.java.decompiler.struct.StructField; import org.jetbrains.java.decompiler.struct.gen.VarType; import org.jetbrains.java.decompiler.util.InterpreterUtil; +import java.util.ArrayList; +import java.util.List; + public class AssignmentExprent extends Exprent { - public static final int CONDITION_NONE = -1; - - private static final String[] funceq = new String[] { - " += ", // FUNCTION_ADD - " -= ", // FUNCTION_SUB - " *= ", // FUNCTION_MUL - " /= ", // FUNCTION_DIV - " &= ", // FUNCTION_AND - " |= ", // FUNCTION_OR - " ^= ", // FUNCTION_XOR - " %= ", // FUNCTION_REM - " <<= ", // FUNCTION_SHL - " >>= ", // FUNCTION_SHR - " >>>= " // FUNCTION_USHR - }; - - - private Exprent left; - - private Exprent right; - - private int condtype = CONDITION_NONE; - - { - this.type = EXPRENT_ASSIGNMENT; - } - - - public AssignmentExprent(Exprent left, Exprent right) { - this.left = left; - this.right = right; - } - - - public VarType getExprType() { - return left.getExprType(); - } - - - public CheckTypesResult checkExprTypeBounds() { - CheckTypesResult result = new CheckTypesResult(); - - VarType typeleft = left.getExprType(); - VarType typeright = right.getExprType(); - - if(typeleft.type_family > typeright.type_family) { - result.addMinTypeExprent(right, VarType.getMinTypeInFamily(typeleft.type_family)); - } else if(typeleft.type_family < typeright.type_family) { - result.addMinTypeExprent(left, typeright); - } else { - result.addMinTypeExprent(left, VarType.getCommonSupertype(typeleft, typeright)); - } - - return result; - } - - public List<Exprent> getAllExprents() { - List<Exprent> lst = new ArrayList<Exprent>(); - lst.add(left); - lst.add(right); - return lst; - } - - public Exprent copy() { - return new AssignmentExprent(left.copy(), right.copy()); - } - - public int getPrecedence() { - return 13; - } - - public String toJava(int indent) { - - VarType leftType = left.getExprType(); - VarType rightType = right.getExprType(); - - String res = right.toJava(indent); - - if(condtype == CONDITION_NONE && !leftType.isSuperset(rightType) && (rightType.equals(VarType.VARTYPE_OBJECT) || leftType.type != CodeConstants.TYPE_OBJECT)) { - if(right.getPrecedence() >= FunctionExprent.getPrecedence(FunctionExprent.FUNCTION_CAST)) { - res = "("+res+")"; - } - - res = "("+ExprProcessor.getCastTypeName(leftType)+")"+res; - } - - StringBuilder buffer = new StringBuilder(); - - boolean finstat_init = false; - if(left.type == Exprent.EXPRENT_FIELD) { // first assignment to a final field. Field name without "this" in front of it - FieldExprent field = (FieldExprent)left; - if(field.isStatic()) { - ClassNode node = ((ClassNode)DecompilerContext.getProperty(DecompilerContext.CURRENT_CLASSNODE)); - if(node != null) { - StructClass cl = node.classStruct; - StructField fd = cl.getField(field.getName(), field.getDescriptor().descriptorString); - - if(fd != null && (fd.access_flags & CodeConstants.ACC_FINAL) != 0) { - finstat_init = true; - } - } - } - } - - if(finstat_init) { - buffer.append(((FieldExprent)left).getName()); - } else { - buffer.append(left.toJava(indent)); - } - - buffer.append(condtype == CONDITION_NONE ? " = " : funceq[condtype]).append(res); - - return buffer.toString(); - } - - public boolean equals(Object o) { - if(o == this) return true; - if(o == null || !(o instanceof AssignmentExprent)) return false; + public static final int CONDITION_NONE = -1; + + private static final String[] funceq = new String[]{ + " += ", // FUNCTION_ADD + " -= ", // FUNCTION_SUB + " *= ", // FUNCTION_MUL + " /= ", // FUNCTION_DIV + " &= ", // FUNCTION_AND + " |= ", // FUNCTION_OR + " ^= ", // FUNCTION_XOR + " %= ", // FUNCTION_REM + " <<= ", // FUNCTION_SHL + " >>= ", // FUNCTION_SHR + " >>>= " // FUNCTION_USHR + }; + + + private Exprent left; + + private Exprent right; + + private int condtype = CONDITION_NONE; + + { + this.type = EXPRENT_ASSIGNMENT; + } + + + public AssignmentExprent(Exprent left, Exprent right) { + this.left = left; + this.right = right; + } + + + public VarType getExprType() { + return left.getExprType(); + } + + + public CheckTypesResult checkExprTypeBounds() { + CheckTypesResult result = new CheckTypesResult(); + + VarType typeleft = left.getExprType(); + VarType typeright = right.getExprType(); + + if (typeleft.type_family > typeright.type_family) { + result.addMinTypeExprent(right, VarType.getMinTypeInFamily(typeleft.type_family)); + } + else if (typeleft.type_family < typeright.type_family) { + result.addMinTypeExprent(left, typeright); + } + else { + result.addMinTypeExprent(left, VarType.getCommonSupertype(typeleft, typeright)); + } + + return result; + } + + public List<Exprent> getAllExprents() { + List<Exprent> lst = new ArrayList<Exprent>(); + lst.add(left); + lst.add(right); + return lst; + } + + public Exprent copy() { + return new AssignmentExprent(left.copy(), right.copy()); + } + + public int getPrecedence() { + return 13; + } + + public String toJava(int indent) { + + VarType leftType = left.getExprType(); + VarType rightType = right.getExprType(); + + String res = right.toJava(indent); + + if (condtype == CONDITION_NONE && + !leftType.isSuperset(rightType) && + (rightType.equals(VarType.VARTYPE_OBJECT) || leftType.type != CodeConstants.TYPE_OBJECT)) { + if (right.getPrecedence() >= FunctionExprent.getPrecedence(FunctionExprent.FUNCTION_CAST)) { + res = "(" + res + ")"; + } + + res = "(" + ExprProcessor.getCastTypeName(leftType) + ")" + res; + } + + StringBuilder buffer = new StringBuilder(); + + boolean finstat_init = false; + if (left.type == Exprent.EXPRENT_FIELD) { // first assignment to a final field. Field name without "this" in front of it + FieldExprent field = (FieldExprent)left; + if (field.isStatic()) { + ClassNode node = ((ClassNode)DecompilerContext.getProperty(DecompilerContext.CURRENT_CLASSNODE)); + if (node != null) { + StructClass cl = node.classStruct; + StructField fd = cl.getField(field.getName(), field.getDescriptor().descriptorString); + + if (fd != null && (fd.access_flags & CodeConstants.ACC_FINAL) != 0) { + finstat_init = true; + } + } + } + } + + if (finstat_init) { + buffer.append(((FieldExprent)left).getName()); + } + else { + buffer.append(left.toJava(indent)); + } + + buffer.append(condtype == CONDITION_NONE ? " = " : funceq[condtype]).append(res); + + return buffer.toString(); + } + + public boolean equals(Object o) { + if (o == this) return true; + if (o == null || !(o instanceof AssignmentExprent)) return false; AssignmentExprent as = (AssignmentExprent)o; return InterpreterUtil.equalObjects(left, as.getLeft()) && - InterpreterUtil.equalObjects(right, as.getRight()) && - condtype == as.getCondtype(); - } - - public void replaceExprent(Exprent oldexpr, Exprent newexpr) { - if(oldexpr == left) { - left = newexpr; - } - - if(oldexpr == right) { - right = newexpr; - } - } - - // ***************************************************************************** - // getter and setter methods - // ***************************************************************************** - - public Exprent getLeft() { - return left; - } - - public void setLeft(Exprent left) { - this.left = left; - } - - public Exprent getRight() { - return right; - } - - public void setRight(Exprent right) { - this.right = right; - } - - public int getCondtype() { - return condtype; - } - - public void setCondtype(int condtype) { - this.condtype = condtype; - } + InterpreterUtil.equalObjects(right, as.getRight()) && + condtype == as.getCondtype(); + } + + public void replaceExprent(Exprent oldexpr, Exprent newexpr) { + if (oldexpr == left) { + left = newexpr; + } + + if (oldexpr == right) { + right = newexpr; + } + } + + // ***************************************************************************** + // getter and setter methods + // ***************************************************************************** + + public Exprent getLeft() { + return left; + } + + public void setLeft(Exprent left) { + this.left = left; + } + + public Exprent getRight() { + return right; + } + + public void setRight(Exprent right) { + this.right = right; + } + + public int getCondtype() { + return condtype; + } + + public void setCondtype(int condtype) { + this.condtype = condtype; + } } |