Package org.apache.jackrabbit.oak.api

Examples of org.apache.jackrabbit.oak.api.PropertyValue

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        return propertyValue.getSelectors();
    }

    @Override
    public PropertyValue currentProperty() {
        PropertyValue p = propertyValue.currentProperty();
        if (p == null) {
            return null;
        }
        if (!p.isArray()) {
            long length = p.size();
            return PropertyValues.newLong(length);
        }
        // TODO what is the expected result for LENGTH(multiValueProperty)?
        throw new IllegalArgumentException("LENGTH(x) on multi-valued property is not supported");
    }
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    @Override
    public PropertyValue currentProperty() {
        boolean asterisk = PathUtils.getName(propertyName).equals("*");
        if (!asterisk) {
            PropertyValue p = selector.currentProperty(propertyName);
            return matchesPropertyType(p) ? p : null;
        }
        Tree tree = getTree(selector.currentPath());
        if (tree == null || !tree.exists()) {
            return null;
        }
        if (!asterisk) {
            String name = PathUtils.getName(propertyName);
            if (!tree.hasProperty(name)) {
                return null;
            }
            PropertyState p = tree.getProperty(name);
            return matchesPropertyType(p) ? PropertyValues.create(p) : null;
        }
        // asterisk - create a multi-value property
        // warning: the returned property state may have a mixed type
        // (not all values may have the same type)

        // TODO currently all property values are converted to strings -
        // this doesn't play well with the idea that the types may be different
        List<String> values = new ArrayList<String>();
        for (PropertyState p : tree.getProperties()) {
            if (matchesPropertyType(p)) {
                Iterables.addAll(values, p.getValue(Type.STRINGS));
            }
        }
        // "*"
        return PropertyValues.newString(values);
    }
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        }
        return -1;
    }

    public PropertyValue getBindVariableValue(String bindVariableName) {
        PropertyValue v = bindVariableMap.get(bindVariableName);
        if (v == null) {
            throw new IllegalArgumentException("Bind variable value not set: " + bindVariableName);
        }
        return v;
    }
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        }
    }

    public void restrictProperty(String propertyName, Operator op, PropertyValue v) {
        PropertyRestriction x = addRestricition(propertyName);
        PropertyValue oldFirst = x.first;
        PropertyValue oldLast = x.last;
        switch (op) {
        case EQUAL:
            x.first = maxValue(oldFirst, v);
            x.firstIncluding = x.first == oldFirst ? x.firstIncluding : true;
            x.last = minValue(oldLast, v);
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        return Collections.singleton(selector);
    }

    @Override
    public PropertyValue currentProperty() {
        PropertyValue p = selector.currentProperty(QueryImpl.JCR_SCORE);
        if (p == null) {
            // TODO if score() is not supported by the index, use the value 0.0?
            return PropertyValues.newDouble(0.0);
        }
        return p;
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    @Override
    public boolean evaluate() {
        // JCR 2.0 spec, 6.7.16 Comparison:
        // "operand1 may evaluate to an array of values"
        PropertyValue p1 = operand1.currentProperty();
        if (p1 == null) {
            return false;
        }
        for (StaticOperandImpl operand2 : operand2List) {
            PropertyValue p2 = operand2.currentValue();
            if (p2 == null) {
                // if the property doesn't exist, the result is false
                continue;
            }
            int v1Type = ComparisonImpl.getType(p1, p2.getType().tag());
            if (v1Type != p2.getType().tag()) {
                // "the value of operand2 is converted to the
                // property type of the value of operand1"
                p2 = PropertyValues.convert(p2, v1Type, query.getNamePathMapper());
            }
            if (PropertyValues.match(p1, p2)) {
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        selector2 = source.getExistingSelector(selector2Name);
    }

    @Override
    public boolean evaluate() {
        PropertyValue p1 = selector1.currentProperty(property1Name);
        if (p1 == null) {
            return false;
        }
        PropertyValue p2 = selector2.currentProperty(property2Name);
        if (p2 == null) {
            return false;
        }
        if (!p1.isArray() && !p2.isArray()) {
            // both are single valued
            return PropertyValues.match(p1, p2);
        }
        // TODO what is the expected result of an equi join for multi-valued properties?
        if (!p1.isArray() && p2.isArray()) {
            if (p1.getType().tag() != p2.getType().tag()) {
                p1 = PropertyValues.convert(p1, p2.getType().tag(), query.getNamePathMapper());
            }
            if (p1 != null && PropertyValues.match(p1, p2)) {
                return true;
            }
            return false;
        } else if (p1.isArray() && !p2.isArray()) {
            if (p1.getType().tag() != p2.getType().tag()) {
                p2 = PropertyValues.convert(p2, p1.getType().tag(), query.getNamePathMapper());
            }
            if (p2 != null && PropertyValues.match(p1, p2)) {
                return true;
            }
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    }

    @Override
    public void restrict(FilterImpl f) {
        if (f.getSelector() == selector1) {
            PropertyValue p2 = selector2.currentProperty(property2Name);
            if (p2 == null && f.isPreparing() && selector2.isPrepared()) {
                // during the prepare phase, if the selector is already
                // prepared, then we would know the value
                p2 = PropertyValues.newString(KNOWN_VALUE);
            }
            if (p2 != null) {
                if (p2.isArray()) {
                    // TODO support join on multi-valued properties
                    p2 = null;
                }
            }
            // always set the condition, even if unkown ( -> is not null)
            f.restrictProperty(property1Name, Operator.EQUAL, p2);
        }
        if (f.getSelector() == selector2) {
            PropertyValue p1 = selector1.currentProperty(property1Name);
            if (p1 == null && f.isPreparing() && selector1.isPrepared()) {
                // during the prepare phase, if the selector is already
                // prepared, then we would know the value
                p1 = PropertyValues.newString(KNOWN_VALUE);
            }
            if (p1 != null) {
                if (p1.isArray()) {
                    // TODO support join on multi-valued properties
                    p1 = null;
                }
            }
            // always set the condition, even if unkown ( -> is not null)
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    @Override
    public boolean evaluate() {
        // JCR 2.0 spec, 6.7.16 Comparison:
        // "operand1 may evaluate to an array of values"
        PropertyValue p1 = operand1.currentProperty();
        if (p1 == null) {
            return false;
        }
        PropertyValue p2 = operand2.currentValue();
        if (p2 == null) {
            // if the property doesn't exist, the result is always false
            // even for "null <> 'x'" (same as in SQL)
            return false;
        }
        int v1Type = getType(p1, p2.getType().tag());
        if (v1Type != p2.getType().tag()) {
            // "the value of operand2 is converted to the
            // property type of the value of operand1"
            p2 = PropertyValues.convert(p2, v1Type, query.getNamePathMapper());
        }
        return evaluate(p1, p2);
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        return operand1 + " " + operator + " " + operand2;
    }

    @Override
    public void restrict(FilterImpl f) {
        PropertyValue v = operand2.currentValue();
        if (!PropertyValues.canConvert(
                operand2.getPropertyType(),
                operand1.getPropertyType())) {
            throw new IllegalArgumentException(
                    "Unsupported conversion from property type " +
                            PropertyType.nameFromValue(operand2.getPropertyType()) +
                            " to property type " +
                            PropertyType.nameFromValue(operand1.getPropertyType()));
        }
        if (v != null) {
            if (operator == Operator.LIKE) {
                String pattern;
                pattern = v.getValue(Type.STRING);
                LikePattern p = new LikePattern(pattern);
                String lowerBound = p.getLowerBound();
                if (lowerBound != null) {
                    String upperBound = p.getUpperBound();
                    if (lowerBound.equals(upperBound)) {
                        // no wildcards
                        operand1.restrict(f, Operator.EQUAL, v);
                    } else if (operand1.supportsRangeConditions()) {
                        if (lowerBound != null) {
                            PropertyValue pv = PropertyValues.newString(lowerBound);
                            operand1.restrict(f, Operator.GREATER_OR_EQUAL, pv);
                        }
                        if (upperBound != null) {
                            PropertyValue pv = PropertyValues.newString(upperBound);
                            operand1.restrict(f, Operator.LESS_OR_EQUAL, pv);
                        }
                    } else {
                        // path conditions
                        operand1.restrict(f, operator, v);
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Related Classes of org.apache.jackrabbit.oak.api.PropertyValue

  • org.apache.jackrabbit.oak.plugins.index.nodetype.NodeTypeIndexLookup
  • org.apache.jackrabbit.oak.plugins.index.old.PropertyContentIndex
  • org.apache.jackrabbit.oak.plugins.index.property.OrderedPropertyIndex
  • org.apache.jackrabbit.oak.plugins.index.property.OrderedPropertyIndexLookup
  • org.apache.jackrabbit.oak.query.AbstractQueryTest
  • org.apache.jackrabbit.oak.query.ast.BindVariableValueImpl
  • org.apache.jackrabbit.oak.query.ast.ComparisonImpl
  • org.apache.jackrabbit.oak.query.ast.EquiJoinConditionImpl
  • org.apache.jackrabbit.oak.query.ast.FullTextSearchImpl
  • org.apache.jackrabbit.oak.query.ast.FullTextSearchScoreImpl
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