diff options
Diffstat (limited to 'jtosca/src/main/java/org/openecomp/sdc/toscaparser/api/elements/constraints/Pattern.java')
-rw-r--r-- | jtosca/src/main/java/org/openecomp/sdc/toscaparser/api/elements/constraints/Pattern.java | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/jtosca/src/main/java/org/openecomp/sdc/toscaparser/api/elements/constraints/Pattern.java b/jtosca/src/main/java/org/openecomp/sdc/toscaparser/api/elements/constraints/Pattern.java new file mode 100644 index 0000000..2fa5a2f --- /dev/null +++ b/jtosca/src/main/java/org/openecomp/sdc/toscaparser/api/elements/constraints/Pattern.java @@ -0,0 +1,95 @@ +package org.openecomp.sdc.toscaparser.api.elements.constraints; + +import java.util.regex.Matcher; +import java.util.regex.PatternSyntaxException; + +import org.openecomp.sdc.toscaparser.api.common.ExceptionCollector; + +public class Pattern extends Constraint { + + @Override + protected void _setValues() { + + constraintKey = PATTERN; + + validTypes.add("String"); + + validPropTypes.add(Schema.STRING); + + } + + + public Pattern(String name,String type,Object c) { + super(name,type,c); + + if(!validTypes.contains(constraintValue.getClass().getSimpleName())) { + ExceptionCollector.appendException("InvalidSchemaError: The property \"pattern\" expects a string"); + } + } + + @Override + protected boolean _isValid(Object value) { + try { + if(!(value instanceof String)) { + ExceptionCollector.appendException(String.format("ValueError: Input value \"%s\" to \"pattern\" property \"%s\" must be a string", + value.toString(),propertyName)); + return false; + } + String strp = constraintValue.toString(); + String strm = value.toString(); + java.util.regex.Pattern pattern = java.util.regex.Pattern.compile(strp); + Matcher matcher = pattern.matcher(strm); + if(matcher.find() && matcher.end() == strm.length()) { + return true; + } + return false; + } + catch(PatternSyntaxException pse) { + ExceptionCollector.appendException(String.format("ValueError: Invalid regex \"%s\" in \"pattern\" property \"%s\"", + constraintValue.toString(),propertyName)); + return false; + } + } + + @Override + protected String _errMsg(Object value) { + return String.format("The value \"%s\" of property \"%s\" does not match the pattern \"%s\"", + value.toString(),propertyName,constraintValue.toString()); + } + +} + +/*python + +class Pattern(Constraint): + """Constraint class for "pattern" + + Constrains the property or parameter to a value that is allowed by + the provided regular expression. + """ + + constraint_key = Constraint.PATTERN + + valid_types = (str, ) + + valid_prop_types = (Schema.STRING, ) + + def __init__(self, property_name, property_type, constraint): + super(Pattern, self).__init__(property_name, property_type, constraint) + if not isinstance(self.constraint_value, self.valid_types): + ExceptionCollector.appendException( + InvalidSchemaError(message=_('The property "pattern" ' + 'expects a string.'))) + self.match = re.compile(self.constraint_value).match + + def _is_valid(self, value): + match = self.match(value) + return match is not None and match.end() == len(value) + + def _err_msg(self, value): + return (_('The value "%(pvalue)s" of property "%(pname)s" does not ' + 'match pattern "%(cvalue)s".') % + dict(pname=self.property_name, + pvalue=value, + cvalue=self.constraint_value)) +*/
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