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package org.apache.camel.builder; |
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import org.apache.camel.Exchange; |
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import org.apache.camel.Expression; |
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import org.apache.camel.Predicate; |
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public class ValueBuilder<E extends Exchange> implements Expression<E> { |
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private Expression<E> expression; |
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public ValueBuilder(Expression<E> expression) { |
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this.expression = expression; |
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} |
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public Object evaluate(E exchange) { |
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return expression.evaluate(exchange); |
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} |
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public Expression<E> getExpression() { |
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return expression; |
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} |
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@Override |
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public String toString() { |
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return expression.toString(); |
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} |
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@Fluent |
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public Predicate<E> isNotEqualTo(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isNotEqualTo(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isEqualTo(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isEqualTo(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isLessThan(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isLessThan(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isLessThanOrEqualTo(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isLessThanOrEqualTo(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isGreaterThan(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isGreaterThan(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isGreaterThanOrEqualTo(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.isGreaterThanOrEqualTo(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> isInstanceOf(@FluentArg("class")Class type) { |
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return onNewPredicate(PredicateBuilder.isInstanceOf(expression, type)); |
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} |
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@Fluent |
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public Predicate<E> matchesRegex(@FluentArg("regex")String regex) { |
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return onNewPredicate(PredicateBuilder.regex(expression, regex)); |
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} |
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@Fluent |
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public Predicate<E> isNull() { |
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return onNewPredicate(PredicateBuilder.isNull(expression)); |
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} |
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@Fluent |
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public Predicate<E> isNotNull() { |
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return onNewPredicate(PredicateBuilder.isNotNull(expression)); |
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} |
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@Fluent |
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public Predicate<E> contains(@FluentArg("value")Object value) { |
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Expression<E> right = asExpression(value); |
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return onNewPredicate(PredicateBuilder.contains(expression, right)); |
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} |
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@Fluent |
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public Predicate<E> regex(String regex) { |
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return onNewPredicate(PredicateBuilder.regex(expression, regex)); |
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} |
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@Fluent |
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public ValueBuilder<E> tokenize() { |
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return tokenize("\n"); |
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} |
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@Fluent |
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public ValueBuilder<E> tokenize(@FluentArg("token")String token) { |
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Expression<E> newExp = ExpressionBuilder.tokenizeExpression(expression, token); |
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return new ValueBuilder<E>(newExp); |
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} |
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@Fluent |
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public ValueBuilder<E> regexTokenize(@FluentArg("regex")String regex) { |
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Expression<E> newExp = ExpressionBuilder.regexTokenize(expression, regex); |
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return new ValueBuilder<E>(newExp); |
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} |
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@Fluent |
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public ValueBuilder<E> regexReplaceAll(@FluentArg("regex")String regex, @FluentArg("replacement")String replacement) { |
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Expression<E> newExp = ExpressionBuilder.regexReplaceAll(expression, regex, replacement); |
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return new ValueBuilder<E>(newExp); |
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} |
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@Fluent |
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public ValueBuilder<E> regexReplaceAll(@FluentArg("regex")String regex, @FluentArg("replacement")Expression<E> replacement) { |
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Expression<E> newExp = ExpressionBuilder.regexReplaceAll(expression, regex, replacement); |
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return new ValueBuilder<E>(newExp); |
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} |
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@Fluent |
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public ValueBuilder<E> convertTo(@FluentArg("type")Class type) { |
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Expression<E> newExp = ExpressionBuilder.convertTo(expression, type); |
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return new ValueBuilder<E>(newExp); |
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} |
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@Fluent |
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public ValueBuilder<E> convertToString() { |
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return convertTo(String.class); |
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} |
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@Fluent |
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public ValueBuilder<E> append(@FluentArg("value") Object value) { |
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return new ValueBuilder<E>(ExpressionBuilder.append(expression, asExpression(value))); |
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} |
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protected Predicate<E> onNewPredicate(Predicate<E> predicate) { |
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return predicate; |
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} |
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protected Expression<E> asExpression(Object value) { |
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if (value instanceof Expression) { |
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return (Expression<E>) value; |
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} |
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else { |
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return ExpressionBuilder.constantExpression(value); |
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} |
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} |
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} |