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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
// This file contains methods to be used in the build to load and
// set build properties consistently.
// ext makes these methods callable project wide
ext {
// A common method to handle loading gradle properties with a default when
// no definition is found. The property value is determined by the following
// priority order (top is highest priority):
// - gradle property (-Pproperty=value)
// - system property (-Dproperty=value)
// - default value
// See more details on gradle property handling here:
propertyWithDefault = { property, defaultValue ->
def value = defaultValue
def systemValue = System.getProperty(property)
if (systemValue != null) {
value = systemValue
def projectValue = project.hasProperty(property) ? project.getProperty(property) : null
if (projectValue != null) {
value = projectValue
}"Resolved property $property with final value $value " +
"[defaultValue=$defaultValue, systemValue=$systemValue, projectValue=$projectValue]")
return value
// Returns true if the property has been set, otherwise false.
propertyExists = { property ->
if (System.getProperty(property) != null || project.hasProperty(property)) {
return true
return false