Examples with org.jpl7 org.jpl7 used on opensource projects

Example 1 with org.jpl7

use of org.jpl7 in project packages-jpl by SWI-Prolog.

the class FamilyMT method run.

public void run() {
    Map<String, Term> solution;
    // Variable X = new Variable("X");
    // 
    Query q2 = new Query("child_of(joe,ralf)");
    System.err.println("child_of(joe,ralf) is " + (q2.hasSolution() ? "provable" : "not provable"));
    new Query("sleep(?)", new Term[] { new org.jpl7.Integer(delay) }).hasSolution();
    // 
    Query q3 = new Query("descendent_of(steve,ralf)");
    System.err.println("descendent_of(steve,ralf) is " + (q3.hasSolution() ? "provable" : "not provable"));
    delay();
    // 
    Query q4 = new Query("descendent_of(X, ralf)");
    solution = q4.oneSolution();
    System.err.println("first solution of descendent_of(X, ralf)");
    System.err.println("X = " + solution.get("X"));
    delay();
    // 
    Map<String, Term>[] solutions = q4.allSolutions();
    System.err.println("all solutions of descendent_of(X, ralf)");
    for (int i = 0; i < solutions.length; i++) {
        System.err.println("X = " + solutions[i].get("X"));
    }
    delay();
    // 
    System.err.println("each solution of descendent_of(X, ralf)");
    while (q4.hasMoreSolutions()) {
        solution = q4.nextSolution();
        System.err.println("X = " + solution.get("X"));
    }
    delay();
    // 
    Query q5 = new Query("descendent_of(X, Y)");
    System.err.println(id + ": each solution of descendent_of(X, Y)");
    while (q5.hasMoreSolutions()) {
        solution = q5.nextSolution();
        System.err.println(id + ": X = " + solution.get("X") + ", Y = " + solution.get("Y"));
        delay();
    }
}

Example 2 with org.jpl7

use of org.jpl7 in project packages-jpl by SWI-Prolog.

the class TestJUnit method testBigInteger1.

public void testBigInteger1() {
    BigInteger a = new BigInteger(Long.toString(51L));
    // 51**51, too big for a long
    BigInteger b = a.pow(51);
    Term x = Query.oneSolution("X is 51**51").get("X");
    assertTrue("X is an org.jpl7.Integer", x.isInteger());
    // System.out.println("X.bigValue() = " + x.bigValue().toString());
    // System.out.println("b.bigValue() = " + b.toString());
    assertTrue("X is a big integer", x.isBigInteger());
    assertTrue("X's big value is 51**51", x.bigValue().equals(b));
}

Example 3 with org.jpl7

use of org.jpl7 in project packages-jpl by SWI-Prolog.

the class Versions method main.

public static void main(String[] argv) {
    System.out.println("command line args: (" + argv.length + ")");
    for (int i = 0; i < argv.length; i++) {
        System.out.println("  argv[" + i + "]: " + argv[i]);
    }
    System.out.println();
    System.out.println("old (built in) default init args:");
    String[] defaultInitArgsOld = org.jpl7.JPL.getDefaultInitArgs();
    for (int i = 0; i < defaultInitArgsOld.length; i++) {
        System.out.println("  arg[" + i + "]: " + defaultInitArgsOld[i]);
    }
    System.out.println();
    String[] defaultInitArgsNew1;
    if (argv.length == 1 && argv[0].equals("traditional")) {
        defaultInitArgsNew1 = new String[] { "swipl", "-g", "true", "--nosignals", "--traditional" };
    } else {
        defaultInitArgsNew1 = new String[] { "swipl", "-g", "true", "--nosignals" };
    }
    org.jpl7.JPL.setDefaultInitArgs(defaultInitArgsNew1);
    System.out.println("new (stashed) default init args:");
    String[] defaultInitArgsNew2 = org.jpl7.JPL.getDefaultInitArgs();
    for (int i = 0; i < defaultInitArgsNew2.length; i++) {
        System.out.println("  arg[" + i + "]: " + defaultInitArgsNew2[i]);
    }
    System.out.println();
    if (!(new Query("consult", new Atom("jpl/test/Versions.pl"))).hasSolution()) {
        System.out.println("Warning: failed to consult Versions.pl");
        System.out.println();
    }
    // String swiplHome = ((Term) (new
    // Query("current_prolog_flag(home,Home)")).oneSolution().get("Home")).name();
    // System.out.println(" SWI-Prolog home dir: " + swiplHome );
    System.out.println("home1 = " + (new Atom("c:/swipl-7.1.26")).toString());
    Query q1 = new Query("current_prolog_flag", new Term[] { new Atom("home"), new Variable("Home") });
    Map<String, Term> h1 = q1.oneSolution();
    Term home = (Term) h1.get("Home");
    // System.out.println("Home = " + home.debugString());
    System.out.println("Home = " + home.toString());
    try {
        URL jarPathJpl = Class.forName("org.jpl7.JPL").getProtectionDomain().getCodeSource().getLocation();
        System.out.println("package jpl loaded from: " + jarPathJpl);
    } catch (ClassNotFoundException e) {
        System.out.println("org.jpl7.JPL not found");
    }
    String prologVersion = ((Term) (new Query("jpl_pl_lib_version(V)")).oneSolution().get("V")).name();
    System.out.println(" prolog library version: " + prologVersion);
    String javaVersion = org.jpl7.JPL.version_string();
    System.out.println("   java library version: " + javaVersion);
    String cVersion = org.jpl7.fli.Prolog.get_c_lib_version();
    System.out.println("      c library version: " + cVersion);
    System.out.println("      SWI Prolog syntax: " + org.jpl7.fli.Prolog.get_syntax());
    // if ( prologVersion.equals(javaVersion) &&
    // javaVersion.equals(cVersion) ) {
    // System.out.println("BINGO! you appear to have the same version of
    // each library installed");
    // } else {
    // System.out.println("WHOOPS! you appear not to have the same version
    // of each library installed");
    // }
    System.out.println();
}

Example 4 with org.jpl7

use of org.jpl7 in project packages-jpl by SWI-Prolog.

the class TestOLD method test10l.

private static void test10l() {
    Query q5 = new Query(new Compound("length", new Term[] { new Variable("Zs"), new org.jpl7.Integer(5) }));
    Map<String, Term> s5 = q5.oneSolution();
    System.err.println("test10l:");
    System.err.println("  length(Zs,5)");
    System.err.println("  " + Util.toString(s5));
    System.err.println("  Zs = " + (Term) s5.get("Zs"));
    System.err.println();
}

Example 5 with org.jpl7

use of org.jpl7 in project packages-jpl by SWI-Prolog.

the class TestOLD method test10.

private static void test10() {
    System.err.println("test10:");
    System.err.println("  java_lib_version = " + JPL.version_string());
    System.err.println("  c_lib_version = " + org.jpl7.fli.Prolog.get_c_lib_version());
    System.err.println("  pl_lib_version = " + new Query(new Compound("jpl_pl_lib_version", new Term[] { new Variable("V") })).oneSolution().get("V"));
    System.err.println("  java.version = " + System.getProperty("java.version"));
    System.err.println("  os.name = " + System.getProperty("os.name"));
    System.err.println("  os.arch = " + System.getProperty("os.arch"));
    System.err.println("  os.version = " + System.getProperty("os.version"));
    System.err.println();
}