10 changed files with 77 additions and 31 deletions
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/** |
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* Copyright © 2016-2026 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.utils; |
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import static org.thingsboard.script.api.tbel.TbUtils.toFixed; |
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import static org.thingsboard.script.api.tbel.TbUtils.toInt; |
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public class NumberUtils { |
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public static Object roundResult(double value, Integer precision) { |
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if (precision == null) { |
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return value; |
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} |
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if (precision.equals(0)) { |
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return toInt(value); |
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} |
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return toFixed(value, precision); |
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} |
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} |
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@ -0,0 +1,32 @@ |
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/** |
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* Copyright © 2016-2026 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.utils; |
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import org.junit.jupiter.api.Assertions; |
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import org.junit.jupiter.api.Test; |
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public class NumberUtilsTest { |
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private final double doubleVal = 1729.1729; |
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@Test |
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public void roundResult() { |
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Assertions.assertEquals(1729.1729, NumberUtils.roundResult(doubleVal, null)); |
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Assertions.assertEquals(1729, NumberUtils.roundResult(doubleVal, 0)); |
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Assertions.assertEquals(1729.17, NumberUtils.roundResult(doubleVal, 2)); |
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} |
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} |
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