Examples with PInstantiationException com.googlecode.prolog_cafe.exceptions.PInstantiationException used on opensource projects

Example 1 with PInstantiationException

use of com.googlecode.prolog_cafe.exceptions.PInstantiationException in project gerrit by GerritCodeReview.

the class PRED__check_user_label_3 method exec.

@Override
public Operation exec(Prolog engine) throws PrologException {
    engine.setB0();
    Term a1 = arg1.dereference();
    Term a2 = arg2.dereference();
    Term a3 = arg3.dereference();
    if (a1 instanceof VariableTerm) {
        throw new PInstantiationException(this, 1);
    }
    if (!(a1 instanceof SymbolTerm)) {
        throw new IllegalTypeException(this, 1, "atom", a1);
    }
    String label = a1.name();
    if (a2 instanceof VariableTerm) {
        throw new PInstantiationException(this, 2);
    }
    if (!(a2 instanceof JavaObjectTerm) || !a2.convertible(CurrentUser.class)) {
        throw new IllegalTypeException(this, 2, "CurrentUser)", a2);
    }
    CurrentUser user = (CurrentUser) ((JavaObjectTerm) a2).object();
    if (a3 instanceof VariableTerm) {
        throw new PInstantiationException(this, 3);
    }
    if (!(a3 instanceof IntegerTerm)) {
        throw new IllegalTypeException(this, 3, "integer", a3);
    }
    short val = (short) ((IntegerTerm) a3).intValue();
    try {
        ChangeData cd = StoredValues.CHANGE_DATA.get(engine);
        LabelType type = cd.getLabelTypes().byLabel(label);
        if (type == null) {
            return engine.fail();
        }
        StoredValues.PERMISSION_BACKEND.get(engine).user(user).change(cd).check(new LabelPermission.WithValue(type, val));
        return cont;
    } catch (OrmException err) {
        throw new JavaException(this, 1, err);
    } catch (AuthException err) {
        return engine.fail();
    } catch (PermissionBackendException err) {
        SystemException se = new SystemException(err.getMessage());
        se.initCause(err);
        throw se;
    }
}

Example 2 with PInstantiationException

use of com.googlecode.prolog_cafe.exceptions.PInstantiationException in project gerrit by GerritCodeReview.

the class PRED__user_label_range_4 method exec.

@Override
public Operation exec(Prolog engine) throws PrologException {
    engine.setB0();
    Term a1 = arg1.dereference();
    Term a2 = arg2.dereference();
    Term a3 = arg3.dereference();
    Term a4 = arg4.dereference();
    if (a1 instanceof VariableTerm) {
        throw new PInstantiationException(this, 1);
    }
    if (!(a1 instanceof SymbolTerm)) {
        throw new IllegalTypeException(this, 1, "atom", a1);
    }
    String label = a1.name();
    if (a2 instanceof VariableTerm) {
        throw new PInstantiationException(this, 2);
    }
    if (!(a2 instanceof JavaObjectTerm) || !a2.convertible(CurrentUser.class)) {
        throw new IllegalTypeException(this, 2, "CurrentUser)", a2);
    }
    CurrentUser user = (CurrentUser) ((JavaObjectTerm) a2).object();
    Set<LabelPermission.WithValue> can;
    try {
        ChangeData cd = StoredValues.CHANGE_DATA.get(engine);
        LabelType type = cd.getLabelTypes().byLabel(label);
        if (type == null) {
            return engine.fail();
        }
        can = StoredValues.PERMISSION_BACKEND.get(engine).user(user).change(cd).test(type);
    } catch (OrmException err) {
        throw new JavaException(this, 1, err);
    } catch (PermissionBackendException err) {
        SystemException se = new SystemException(err.getMessage());
        se.initCause(err);
        throw se;
    }
    int min = 0;
    int max = 0;
    for (LabelPermission.WithValue v : can) {
        min = Math.min(min, v.value());
        max = Math.max(max, v.value());
    }
    if (!a3.unify(new IntegerTerm(min), engine.trail)) {
        return engine.fail();
    }
    if (!a4.unify(new IntegerTerm(max), engine.trail)) {
        return engine.fail();
    }
    return cont;
}

Example 3 with PInstantiationException

use of com.googlecode.prolog_cafe.exceptions.PInstantiationException in project gerrit by GerritCodeReview.

the class PRED_commit_delta_4 method exec.

@Override
public Operation exec(Prolog engine) throws PrologException {
    engine.cont = cont;
    engine.setB0();
    Term a1 = arg1.dereference();
    if (a1 instanceof VariableTerm) {
        throw new PInstantiationException(this, 1);
    }
    if (!(a1 instanceof SymbolTerm)) {
        throw new IllegalTypeException(this, 1, "symbol", a1);
    }
    Pattern regex = Pattern.compile(a1.name());
    engine.r1 = new JavaObjectTerm(regex);
    engine.r2 = arg2;
    engine.r3 = arg3;
    engine.r4 = arg4;
    Repository repository = StoredValues.REPOSITORY.get(engine);
    try (DiffFormatter diffFormatter = new DiffFormatter(DisabledOutputStream.INSTANCE)) {
        diffFormatter.setRepository(repository);
        // Do not detect renames; that would require reading file contents, which is slow for large
        // files.
        RevCommit commit = StoredValues.COMMIT.get(engine);
        List<DiffEntry> diffEntries = diffFormatter.scan(// parent #0 is always the right choice, if it exists.
        commit.getParentCount() > 0 ? commit.getParent(0) : null, commit);
        engine.r5 = new JavaObjectTerm(diffEntries.iterator());
    } catch (IOException e) {
        throw new JavaException(e);
    }
    return engine.jtry5(commit_delta_check, commit_delta_next);
}

Example 4 with PInstantiationException

use of com.googlecode.prolog_cafe.exceptions.PInstantiationException in project gerrit by GerritCodeReview.

the class PRED_current_user_2 method exec.

@Override
public Operation exec(Prolog engine) throws PrologException {
    engine.setB0();
    Term a1 = arg1.dereference();
    Term a2 = arg2.dereference();
    if (a1 instanceof VariableTerm) {
        throw new PInstantiationException(this, 1);
    }
    if (!a2.unify(createUser(engine, a1), engine.trail)) {
        return engine.fail();
    }
    return cont;
}