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#6560: handling combination of code and magic, correct results
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97 changes: 97 additions & 0 deletions
97
kernel/base/src/main/java/com/twosigma/beakerx/TryResult.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| /* | ||
| * Copyright 2018 TWO SIGMA OPEN SOURCE, LLC | ||
| * | ||
| * Licensed 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 | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package com.twosigma.beakerx; | ||
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| import java.util.NoSuchElementException; | ||
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| public interface TryResult { | ||
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| boolean isResult(); | ||
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| boolean isError(); | ||
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| Object result(); | ||
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| String error(); | ||
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| static CellResult createResult(Object value) { | ||
| return new TryResult.CellResult(value); | ||
| } | ||
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| static CellError createError(String value) { | ||
| return new TryResult.CellError(value); | ||
| } | ||
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| final class CellResult implements TryResult { | ||
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| private final Object value; | ||
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| private CellResult(Object value) { | ||
| this.value = value; | ||
| } | ||
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| @Override | ||
| public boolean isResult() { | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean isError() { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public Object result() { | ||
| return value; | ||
| } | ||
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| @Override | ||
| public String error() { | ||
| throw new NoSuchElementException("error() on CellResult"); | ||
| } | ||
| } | ||
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| final class CellError implements TryResult { | ||
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| private final String value; | ||
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| private CellError(String value) { | ||
| this.value = value; | ||
| } | ||
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| @Override | ||
| public boolean isResult() { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public boolean isError() { | ||
| return true; | ||
| } | ||
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| @Override | ||
| public Object result() { | ||
| throw new NoSuchElementException("result() on CellError"); | ||
| } | ||
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| @Override | ||
| public String error() { | ||
| return value; | ||
| } | ||
| } | ||
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| } |
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59 changes: 0 additions & 59 deletions
59
...el/base/src/main/java/com/twosigma/beakerx/jvm/object/SimpleEvaluationObjectWithTime.java
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