Examples with BranchNode org.apache.directory.api.ldap.model.filter.BranchNode used on opensource projects

Example 1 with BranchNode

use of org.apache.directory.api.ldap.model.filter.BranchNode in project directory-ldap-api by apache.

the class SearchRequestDecorator method transform.

/**
 * Transform the Filter part of a SearchRequest to an ExprNode
 *
 * @param filter The filter to be transformed
 * @return An ExprNode
 * @throws LdapSchemaException If teh filter is invalid
 */
@SuppressWarnings({ "rawtypes" })
private ExprNode transform(Filter filter) throws LdapSchemaException {
    if (filter != null) {
        // Transform OR, AND or NOT leaves
        if (filter instanceof ConnectorFilter) {
            BranchNode branch;
            if (filter instanceof AndFilter) {
                branch = new AndNode();
            } else if (filter instanceof OrFilter) {
                branch = new OrNode();
            } else {
                branch = new NotNode();
            }
            List<Filter> filtersSet = ((ConnectorFilter) filter).getFilterSet();
            // Loop on all AND/OR children
            if (filtersSet != null) {
                for (Filter node : filtersSet) {
                    branch.addNode(transform(node));
                }
            }
            return branch;
        } else {
            // Transform PRESENT or ATTRIBUTE_VALUE_ASSERTION
            LeafNode branch = null;
            if (filter instanceof PresentFilter) {
                branch = new PresenceNode(((PresentFilter) filter).getAttributeDescription());
            } else if (filter instanceof AttributeValueAssertionFilter) {
                AttributeValueAssertion ava = ((AttributeValueAssertionFilter) filter).getAssertion();
                // Transform =, >=, <=, ~= filters
                int filterType = ((AttributeValueAssertionFilter) filter).getFilterType();
                switch(filterType) {
                    case LdapCodecConstants.EQUALITY_MATCH_FILTER:
                        branch = new EqualityNode(ava.getAttributeDesc(), ava.getAssertion());
                        break;
                    case LdapCodecConstants.GREATER_OR_EQUAL_FILTER:
                        branch = new GreaterEqNode(ava.getAttributeDesc(), ava.getAssertion());
                        break;
                    case LdapCodecConstants.LESS_OR_EQUAL_FILTER:
                        branch = new LessEqNode(ava.getAttributeDesc(), ava.getAssertion());
                        break;
                    case LdapCodecConstants.APPROX_MATCH_FILTER:
                        branch = new ApproximateNode(ava.getAttributeDesc(), ava.getAssertion());
                        break;
                    default:
                        throw new IllegalArgumentException("Unexpected filter type: " + filterType);
                }
            } else if (filter instanceof SubstringFilter) {
                // Transform Substring filters
                SubstringFilter substrFilter = (SubstringFilter) filter;
                String initialString = null;
                String finalString = null;
                List<String> anyString = null;
                if (substrFilter.getInitialSubstrings() != null) {
                    initialString = substrFilter.getInitialSubstrings();
                }
                if (substrFilter.getFinalSubstrings() != null) {
                    finalString = substrFilter.getFinalSubstrings();
                }
                if (substrFilter.getAnySubstrings() != null) {
                    anyString = new ArrayList<>();
                    for (String any : substrFilter.getAnySubstrings()) {
                        anyString.add(any);
                    }
                }
                branch = new SubstringNode(anyString, substrFilter.getType(), initialString, finalString);
            } else if (filter instanceof ExtensibleMatchFilter) {
                // Transform Extensible Match Filter
                ExtensibleMatchFilter extFilter = (ExtensibleMatchFilter) filter;
                String matchingRule = null;
                Value value = extFilter.getMatchValue();
                if (extFilter.getMatchingRule() != null) {
                    matchingRule = extFilter.getMatchingRule();
                }
                branch = new ExtensibleNode(extFilter.getType(), value, matchingRule, extFilter.isDnAttributes());
            }
            return branch;
        }
    } else {
        // We have found nothing to transform. Return null then.
        return null;
    }
}

Example 2 with BranchNode

use of org.apache.directory.api.ldap.model.filter.BranchNode in project directory-ldap-api by apache.

the class SearchRequestDecorator method transform.

/**
 * Transform an ExprNode filter to a Filter
 *
 * @param exprNode The filter to be transformed
 * @return A filter
 */
private static Filter transform(ExprNode exprNode) {
    if (exprNode != null) {
        Filter filter = null;
        // Transform OR, AND or NOT leaves
        if (exprNode instanceof BranchNode) {
            if (exprNode instanceof AndNode) {
                filter = new AndFilter();
            } else if (exprNode instanceof OrNode) {
                filter = new OrFilter();
            } else {
                filter = new NotFilter();
            }
            List<ExprNode> children = ((BranchNode) exprNode).getChildren();
            // Loop on all AND/OR children
            if (children != null) {
                for (ExprNode child : children) {
                    try {
                        ((ConnectorFilter) filter).addFilter(transform(child));
                    } catch (DecoderException de) {
                        return null;
                    }
                }
            }
        } else {
            if (exprNode instanceof PresenceNode) {
                // Transform Presence Node
                filter = new PresentFilter();
                ((PresentFilter) filter).setAttributeDescription(((PresenceNode) exprNode).getAttribute());
            } else if (exprNode instanceof SimpleNode<?>) {
                if (exprNode instanceof EqualityNode<?>) {
                    filter = new AttributeValueAssertionFilter(LdapCodecConstants.EQUALITY_MATCH_FILTER);
                    AttributeValueAssertion assertion = new AttributeValueAssertion();
                    assertion.setAttributeDesc(((EqualityNode<?>) exprNode).getAttribute());
                    assertion.setAssertion(((EqualityNode<?>) exprNode).getValue().getBytes());
                    ((AttributeValueAssertionFilter) filter).setAssertion(assertion);
                } else if (exprNode instanceof GreaterEqNode<?>) {
                    filter = new AttributeValueAssertionFilter(LdapCodecConstants.GREATER_OR_EQUAL_FILTER);
                    AttributeValueAssertion assertion = new AttributeValueAssertion();
                    assertion.setAttributeDesc(((GreaterEqNode<?>) exprNode).getAttribute());
                    assertion.setAssertion(((GreaterEqNode<?>) exprNode).getValue().getBytes());
                    ((AttributeValueAssertionFilter) filter).setAssertion(assertion);
                } else if (exprNode instanceof LessEqNode<?>) {
                    filter = new AttributeValueAssertionFilter(LdapCodecConstants.LESS_OR_EQUAL_FILTER);
                    AttributeValueAssertion assertion = new AttributeValueAssertion();
                    assertion.setAttributeDesc(((LessEqNode<?>) exprNode).getAttribute());
                    assertion.setAssertion(((LessEqNode<?>) exprNode).getValue().getBytes());
                    ((AttributeValueAssertionFilter) filter).setAssertion(assertion);
                } else if (exprNode instanceof ApproximateNode<?>) {
                    filter = new AttributeValueAssertionFilter(LdapCodecConstants.APPROX_MATCH_FILTER);
                    AttributeValueAssertion assertion = new AttributeValueAssertion();
                    assertion.setAttributeDesc(((ApproximateNode<?>) exprNode).getAttribute());
                    assertion.setAssertion(((ApproximateNode<?>) exprNode).getValue().getBytes());
                    ((AttributeValueAssertionFilter) filter).setAssertion(assertion);
                }
            } else if (exprNode instanceof SubstringNode) {
                // Transform Substring Nodes
                filter = new SubstringFilter();
                ((SubstringFilter) filter).setType(((SubstringNode) exprNode).getAttribute());
                String initialString = ((SubstringNode) exprNode).getInitial();
                String finalString = ((SubstringNode) exprNode).getFinal();
                List<String> anyStrings = ((SubstringNode) exprNode).getAny();
                if (initialString != null) {
                    ((SubstringFilter) filter).setInitialSubstrings(initialString);
                }
                if (finalString != null) {
                    ((SubstringFilter) filter).setFinalSubstrings(finalString);
                }
                if (anyStrings != null) {
                    for (String any : anyStrings) {
                        ((SubstringFilter) filter).addAnySubstrings(any);
                    }
                }
            } else if (exprNode instanceof ExtensibleNode) {
                // Transform Extensible Node
                filter = new ExtensibleMatchFilter();
                String attribute = ((ExtensibleNode) exprNode).getAttribute();
                String matchingRule = ((ExtensibleNode) exprNode).getMatchingRuleId();
                boolean dnAttributes = ((ExtensibleNode) exprNode).hasDnAttributes();
                Value value = ((ExtensibleNode) exprNode).getValue();
                if (attribute != null) {
                    ((ExtensibleMatchFilter) filter).setType(attribute);
                }
                if (matchingRule != null) {
                    ((ExtensibleMatchFilter) filter).setMatchingRule(matchingRule);
                }
                ((ExtensibleMatchFilter) filter).setMatchValue(value);
                ((ExtensibleMatchFilter) filter).setDnAttributes(dnAttributes);
            }
        }
        return filter;
    } else {
        // We have found nothing to transform. Return null then.
        return null;
    }
}

Example 3 with BranchNode

use of org.apache.directory.api.ldap.model.filter.BranchNode in project directory-ldap-api by apache.

the class SearchRequestDsml method transform.

/**
 * Transform the Filter part of a SearchRequest to an ExprNode
 *
 * @param filter The filter to be transformed
 * @return An ExprNode
 */
@SuppressWarnings({ "rawtypes" })
private ExprNode transform(Filter filter) throws LdapSchemaException {
    if (filter != null) {
        // Transform OR, AND or NOT leaves
        if (filter instanceof ConnectorFilter) {
            BranchNode branch;
            if (filter instanceof AndFilter) {
                branch = new AndNode();
            } else if (filter instanceof OrFilter) {
                branch = new OrNode();
            } else {
                branch = new NotNode();
            }
            List<Filter> filtersSet = ((ConnectorFilter) filter).getFilterSet();
            // Loop on all AND/OR children
            if (filtersSet != null) {
                for (Filter node : filtersSet) {
                    branch.addNode(transform(node));
                }
            }
            return branch;
        } else {
            // Transform PRESENT or ATTRIBUTE_VALUE_ASSERTION
            LeafNode branch = null;
            if (filter instanceof PresentFilter) {
                branch = new PresenceNode(((PresentFilter) filter).getAttributeDescription());
            } else if (filter instanceof AttributeValueAssertionFilter) {
                AttributeValueAssertionFilter avaFilter = (AttributeValueAssertionFilter) filter;
                AttributeValueAssertion ava = avaFilter.getAssertion();
                // Transform =, >=, <=, ~= filters
                int filterType = avaFilter.getFilterType();
                byte[] value = null;
                if (ava.getAssertionValue() != null) {
                    value = ava.getAssertionValue().getBytes();
                }
                switch(filterType) {
                    case LdapCodecConstants.EQUALITY_MATCH_FILTER:
                        branch = new EqualityNode(ava.getAttributeDesc(), value);
                        break;
                    case LdapCodecConstants.GREATER_OR_EQUAL_FILTER:
                        branch = new GreaterEqNode(ava.getAttributeDesc(), value);
                        break;
                    case LdapCodecConstants.LESS_OR_EQUAL_FILTER:
                        branch = new LessEqNode(ava.getAttributeDesc(), value);
                        break;
                    case LdapCodecConstants.APPROX_MATCH_FILTER:
                        branch = new ApproximateNode(ava.getAttributeDesc(), value);
                        break;
                    default:
                        throw new IllegalStateException("Unexpected filter type " + filterType);
                }
            } else if (filter instanceof SubstringFilter) {
                // Transform Substring filters
                SubstringFilter substrFilter = (SubstringFilter) filter;
                String initialString = null;
                String finalString = null;
                List<String> anyString = null;
                if (substrFilter.getInitialSubstrings() != null) {
                    initialString = substrFilter.getInitialSubstrings();
                }
                if (substrFilter.getFinalSubstrings() != null) {
                    finalString = substrFilter.getFinalSubstrings();
                }
                if (substrFilter.getAnySubstrings() != null) {
                    anyString = new ArrayList<>();
                    for (String any : substrFilter.getAnySubstrings()) {
                        anyString.add(any);
                    }
                }
                branch = new SubstringNode(anyString, substrFilter.getType(), initialString, finalString);
            } else if (filter instanceof ExtensibleMatchFilter) {
                // Transform Extensible Match Filter
                ExtensibleMatchFilter extFilter = (ExtensibleMatchFilter) filter;
                String matchingRule = null;
                Value value = extFilter.getMatchValue();
                if (extFilter.getMatchingRule() != null) {
                    matchingRule = extFilter.getMatchingRule();
                }
                branch = new ExtensibleNode(extFilter.getType(), value, matchingRule, extFilter.isDnAttributes());
            }
            return branch;
        }
    } else {
        // We have found nothing to transform. Return null then.
        return null;
    }
}