Package com.sun.tools.javac.jvm

Examples of com.sun.tools.javac.jvm.Target

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            }
        },
        new Option(TARGET,              "opt.arg.release",      "opt.target") {
            @Override
            public boolean process(Options options, String option, String operand) {
                Target target = Target.lookup(operand);
                if (target == null) {
                    helper.error("err.invalid.target", operand);
                    return true;
                }
                return super.process(options, option, operand);
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        String sourceString = options.get(SOURCE);
        Source source = (sourceString != null)
            ? Source.lookup(sourceString)
            : Source.DEFAULT;
        String targetString = options.get(TARGET);
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.DEFAULT;
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
        if (Character.isDigit(target.name.charAt(0))) {
            if (target.compareTo(source.requiredTarget()) < 0) {
                if (targetString != null) {
                    if (sourceString == null) {
                        warning("warn.target.default.source.conflict",
                                targetString,
                                source.requiredTarget().name);
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        String sourceString = options.get(SOURCE);
        Source source = (sourceString != null)
            ? Source.lookup(sourceString)
            : Source.DEFAULT;
        String targetString = options.get(TARGET);
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.DEFAULT;
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
        if (Character.isDigit(target.name.charAt(0))) {
            if (target.compareTo(source.requiredTarget()) < 0) {
                if (targetString != null) {
                    if (sourceString == null) {
                        warning("warn.target.default.source.conflict",
                                targetString,
                                source.requiredTarget().name);
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                return super.process(options, option, operand);
            }
        },
        new Option(TARGET,              "opt.arg.release",      "opt.target") {
            public boolean process(Options options, String option, String operand) {
                Target target = Target.lookup(operand);
                if (target == null) {
                    helper.error("err.invalid.target", operand);
                    return true;
                }
                return super.process(options, option, operand);
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                return super.process(options, option, operand);
            }
        },
        new Option(TARGET,              "opt.arg.release",      "opt.target") {
            public boolean process(Options options, String option, String operand) {
                Target target = Target.lookup(operand);
                if (target == null) {
                    helper.error("err.invalid.target", operand);
                    return true;
                }
                return super.process(options, option, operand);
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        String sourceString = options.get("-source");
        Source source = (sourceString != null)
            ? Source.lookup(sourceString)
            : Source.JDK1_5; // JDK 5 is the latest supported source version
        String targetString = options.get("-target");
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.JDK1_5; // JDK 5 is the latest supported source version
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
        if (Character.isDigit(target.name.charAt(0)) &&
            target.compareTo(source.requiredTarget()) < 0) {
            if (targetString != null) {
                if (sourceString == null) {
                    warning("warn.target.default.source.conflict",
                            targetString,
                            source.requiredTarget().name);
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        String sourceString = options.get("-source");
        Source source = (sourceString != null)
            ? Source.lookup(sourceString)
            : Source.JDK1_5; // JDK 5 is the latest supported source version
        String targetString = options.get("-target");
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.JDK1_5; // JDK 5 is the latest supported source version
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
        if (Character.isDigit(target.name.charAt(0)) &&
            target.compareTo(source.requiredTarget()) < 0) {
            if (targetString != null) {
                if (sourceString == null) {
                    warning("warn.target.default.source.conflict",
                            targetString,
                            source.requiredTarget().name);
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        String sourceString = options.get("-source");
        Source source = (sourceString != null)
            ? Source.lookup(sourceString)
            : Source.DEFAULT;
        String targetString = options.get("-target");
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.DEFAULT;
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
        if (Character.isDigit(target.name.charAt(0))) {
            if (target.compareTo(source.requiredTarget()) < 0) {
                if (targetString != null) {
                    if (sourceString == null) {
                        warning("warn.target.default.source.conflict",
                                targetString,
                                source.requiredTarget().name);
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                return super.process(options, option, operand);
            }
        },
        new Option(TARGET,              "opt.arg.release",      "opt.target") {
            public boolean process(Options options, String option, String operand) {
                Target target = Target.lookup(operand);
                if (target == null) {
                    helper.error("err.invalid.target", operand);
                    return true;
                }
                return super.process(options, option, operand);
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            ? Source.lookup(sourceString)
            : Source.DEFAULT;
        String targetString = options.get("-target");
        //在这里lookup()一定不会返回null,因为在上面
        //的option.process(options, flag, operand)时如果有错已经检测出来
        Target target = (targetString != null)
            ? Target.lookup(targetString)
            : Target.DEFAULT;
        // We don't check source/target consistency for CLDC, as J2ME
        // profiles are not aligned with J2SE targets; moreover, a
        // single CLDC target may have many profiles.  In addition,
        // this is needed for the continued functioning of the JSR14
        // prototype.
       
        DEBUG.P("sourceString="+sourceString);
    DEBUG.P("source="+source);
    DEBUG.P("source.requiredTarget()="+source.requiredTarget());
    DEBUG.P("targetString="+targetString);
    DEBUG.P("target="+target);
        //如果是"-target jsr14"，则不用执行下面的代码
    //target的版本号总是围绕source的版本号而变动的
        if (Character.isDigit(target.name.charAt(0))) {
          //当target的版本号<source的版本号
            if (target.compareTo(source.requiredTarget()) < 0) {
                if (targetString != null) {
                    if (sourceString == null) {//指定-target，没指定-source的情况
                      /*错误例子:
                      F:\Javac>javac -target 1.4
            javac: 目标版本 1.4 与默认的源版本 1.5 冲突
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