nashorn/samples/resourcetrysuggester.js
author amurillo
Mon, 08 Aug 2016 08:12:20 -0700
changeset 40205 12384fff105a
parent 32692 8f60bd284bf4
permissions -rw-r--r--
Merge
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
32692
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     1
#// Usage: jjs resourcetrysuggester.js -- <directory>
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     2
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     3
/*
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     4
 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     5
 *
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     6
 * Redistribution and use in source and binary forms, with or without
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     7
 * modification, are permitted provided that the following conditions
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     8
 * are met:
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
     9
 *
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    10
 *   - Redistributions of source code must retain the above copyright
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    11
 *     notice, this list of conditions and the following disclaimer.
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    12
 *
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    13
 *   - Redistributions in binary form must reproduce the above copyright
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    14
 *     notice, this list of conditions and the following disclaimer in the
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    15
 *     documentation and/or other materials provided with the distribution.
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    16
 *
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    17
 *   - Neither the name of Oracle nor the names of its
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    18
 *     contributors may be used to endorse or promote products derived
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    19
 *     from this software without specific prior written permission.
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    20
 *
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    21
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    22
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    23
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    24
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    25
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    26
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    27
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    28
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    29
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    30
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    31
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    32
 */
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    33
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    34
// This example demonstrates Java subclassing by Java.extend
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    35
// and javac Compiler and Tree API. This example looks for
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    36
// finally clauses with "close" call and suggests "resource try"!
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    37
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    38
if (arguments.length == 0) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    39
    print("Usage: jjs resourcetrysuggester.js -- <directory>");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    40
    exit(1);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    41
}
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    42
 
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    43
// Java types used
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    44
var ExpressionStatementTree = Java.type("com.sun.source.tree.ExpressionStatementTree");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    45
var File = Java.type("java.io.File");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    46
var Files = Java.type("java.nio.file.Files");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    47
var MemberSelectTree = Java.type("com.sun.source.tree.MemberSelectTree");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    48
var MethodInvocationTree = Java.type("com.sun.source.tree.MethodInvocationTree");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    49
var StringArray = Java.type("java.lang.String[]");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    50
var ToolProvider = Java.type("javax.tools.ToolProvider");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    51
var Tree = Java.type("com.sun.source.tree.Tree");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    52
var Trees = Java.type("com.sun.source.util.Trees");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    53
var TreeScanner = Java.type("com.sun.source.util.TreeScanner");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    54
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    55
// resourceTrySuggestions
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    56
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    57
function resourceTrySuggestions() {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    58
    // get the system compiler tool
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    59
    var compiler = ToolProvider.systemJavaCompiler;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    60
    // get standard file manager
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    61
    var fileMgr = compiler.getStandardFileManager(null, null, null);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    62
    // Using Java.to convert script array (arguments) to a Java String[]
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    63
    var compUnits = fileMgr.getJavaFileObjects(
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    64
        Java.to(arguments, StringArray));
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    65
    // create a new compilation task
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    66
    var task = compiler.getTask(null, fileMgr, null, null, null, compUnits);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    67
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    68
    // SourcePositions object to get positions of AST nodes
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    69
    var sourcePositions = Trees.instance(task).sourcePositions;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    70
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    71
    // subclass SimpleTreeVisitor - to print resource try suggestions
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    72
    var ResourceTrySuggester = Java.extend(TreeScanner);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    73
   
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    74
    function hasOnlyEmptyStats(stats) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    75
        var itr = stats.iterator();
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    76
        while (itr.hasNext()) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    77
            if (! (itr.next() instanceof EmptyStatementTree)) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    78
                return false;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    79
            }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    80
        }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    81
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    82
        return true;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    83
    }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    84
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    85
    // does the given statement list has an expression statement which
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    86
    // calls "close" method (don't worry about types - just crude one will do)
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    87
    function hasCloseCall(stats) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    88
        var itr = stats.iterator();
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    89
        while (itr.hasNext()) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    90
            var stat = itr.next();
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    91
            if (stat instanceof ExpressionStatementTree) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    92
                var expr = stat.expression;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    93
                if (expr instanceof MethodInvocationTree) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    94
                    var method = expr.methodSelect;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    95
                    if (method instanceof MemberSelectTree) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    96
                        return method.identifier.toString().equals("close");
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    97
                    }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    98
                }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
    99
            }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   100
        }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   101
        return false;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   102
    }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   103
 
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   104
    var visitor = new ResourceTrySuggester() {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   105
        // current CompilationUnitTree
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   106
        compUnit: null,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   107
        // current LineMap (pos -> line, column)
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   108
        lineMap: null,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   109
        // current compilation unit's file name
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   110
        fileName: null,
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   111
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   112
        // overrides of TreeScanner methods
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   113
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   114
        visitCompilationUnit: function(node, p) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   115
            // capture info about current Compilation unit
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   116
            this.compUnit = node;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   117
            this.lineMap = node.lineMap;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   118
            this.fileName = node.sourceFile.name;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   119
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   120
            // Using Java.super API to call super class method here
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   121
            return Java.super(visitor).visitCompilationUnit(node, p);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   122
        },
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   123
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   124
        visitTry: function (node, p) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   125
            var finallyBlk = node.finallyBlock;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   126
            if (finallyBlk != null && hasCloseCall(finallyBlk.statements)) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   127
                var pos = sourcePositions.getStartPosition(this.compUnit, node);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   128
                var line = this.lineMap.getLineNumber(pos);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   129
                var col = this.lineMap.getColumnNumber(pos);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   130
                print("Consider resource try statement " + " @ " + this.fileName + ":" + line + ":" + col);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   131
                // print(node);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   132
            }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   133
        }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   134
    }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   135
 
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   136
    for each (var cu in task.parse()) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   137
        cu.accept(visitor, null);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   138
    }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   139
}
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   140
 
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   141
// for each ".java" file in directory (recursively) and check it!
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   142
function main(dir) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   143
    Files.walk(dir.toPath()).
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   144
      forEach(function(p) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   145
        var name = p.toFile().absolutePath;
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   146
        if (name.endsWith(".java")) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   147
            try {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   148
                resourceTrySuggestions(p.toFile().getAbsolutePath());
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   149
            } catch (e) {
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   150
                print(e);
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   151
            }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   152
        }
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   153
      });
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   154
}
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   155
 
8f60bd284bf4 8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
sundar
parents:
diff changeset
   156
main(new File(arguments[0]));