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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| /* | ||
| * The MIT License (MIT) | ||
| * | ||
| * Copyright (c) 2016-2024 Objectionary.com | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included | ||
| * in all copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
|
|
||
| /* | ||
| * @checkstyle PackageNameCheck (4 lines) | ||
| */ | ||
| package EOorg.EOeolang; | ||
|
|
||
| import java.util.concurrent.ConcurrentHashMap; | ||
| import org.eolang.ExFailure; | ||
| import org.eolang.Phi; | ||
| import org.eolang.Versionized; | ||
|
|
||
| /** | ||
| * Cages for objects. | ||
| * @since 0.36.0 | ||
| */ | ||
| @Versionized | ||
| final class Cages { | ||
| /** | ||
| * Cages instance. | ||
| */ | ||
| static final Cages INSTANCE = new Cages(); | ||
|
|
||
| /** | ||
| * Encaged objects. | ||
| */ | ||
| private final ConcurrentHashMap<Integer, Phi> objects = new ConcurrentHashMap<>(0); | ||
|
|
||
| /** | ||
| * Ctor. | ||
| */ | ||
| private Cages() { | ||
| // singleton :( | ||
| } | ||
|
|
||
| /** | ||
| * Encage object for the first time. | ||
| * When object is encaged - locator will be generated. | ||
| * @param object Object ot encage | ||
| * @return Locator to the object in cage | ||
| */ | ||
| int init(final Phi object) { | ||
| final int locator = object.hashCode(); | ||
| this.objects.putIfAbsent(locator, object); | ||
| return locator; | ||
| } | ||
|
|
||
| /** | ||
| * Encage object by locator. | ||
| * @param locator Locator to the object in cage | ||
| * @param object Object to encage | ||
| */ | ||
| void encage(final int locator, final Phi object) { | ||
| synchronized (this.objects) { | ||
| if (!this.objects.containsKey(locator)) { | ||
| throw new ExFailure( | ||
| String.format( | ||
| "Encaged object with locator %d was not initialized, can't reencage, can't encage", | ||
| locator | ||
| ) | ||
| ); | ||
| } | ||
| final String current = this.objects.get(locator).forma(); | ||
| final String forma = object.forma(); | ||
| if (!current.equals(forma)) { | ||
| throw new ExFailure( | ||
| String.format( | ||
| "Can't encage an object formed by %s because object formed by %s was encaged before", | ||
| forma, | ||
| current | ||
| ) | ||
| ); | ||
| } | ||
| this.objects.put(locator, object); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Get object from cage by locator. | ||
| * @param locator The locator of the object | ||
| * @return Object | ||
| */ | ||
| Phi get(final int locator) { | ||
| synchronized (this.objects) { | ||
| if (!this.objects.containsKey(locator)) { | ||
| throw new ExFailure( | ||
| String.format( | ||
| "Object with locator %d is absent in cage, can't get", | ||
| locator | ||
| ) | ||
| ); | ||
| } | ||
| return this.objects.get(locator); | ||
| } | ||
| } | ||
| } |
67 changes: 67 additions & 0 deletions
67
eo-runtime/src/main/java/EOorg/EOeolang/EOcage$EOencaged$EOencage.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| /* | ||
| * The MIT License (MIT) | ||
| * | ||
| * Copyright (c) 2016-2024 Objectionary.com | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included | ||
| * in all copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
|
|
||
| /* | ||
| * @checkstyle PackageNameCheck (4 lines) | ||
| */ | ||
| package EOorg.EOeolang; | ||
|
|
||
| import org.eolang.AtVoid; | ||
| import org.eolang.Atom; | ||
| import org.eolang.Attr; | ||
| import org.eolang.Data; | ||
| import org.eolang.Param; | ||
| import org.eolang.PhDefault; | ||
| import org.eolang.Phi; | ||
| import org.eolang.Versionized; | ||
| import org.eolang.XmirObject; | ||
|
|
||
| /** | ||
| * Cage.encaged.encage object. | ||
| * @since 0.36.0 | ||
| * @checkstyle TypeNameCheck (5 lines) | ||
| */ | ||
| @Versionized | ||
| @XmirObject(oname = "cage.encaged.encage") | ||
| final class EOcage$EOencaged$EOencage extends PhDefault implements Atom { | ||
| /** | ||
| * Ctor. | ||
| * @param sigma Sigma | ||
| */ | ||
| EOcage$EOencaged$EOencage(final Phi sigma) { | ||
| super(sigma); | ||
| this.add("object", new AtVoid("object")); | ||
| } | ||
|
|
||
| @Override | ||
| public Phi lambda() throws Exception { | ||
| Cages.INSTANCE.encage( | ||
| Math.toIntExact( | ||
| new Param(this.take(Attr.RHO), "locator").strong(Long.class) | ||
| ), | ||
| this.take("object") | ||
| ); | ||
| return new Data.ToPhi(true); | ||
| } | ||
| } |
65 changes: 65 additions & 0 deletions
65
eo-runtime/src/main/java/EOorg/EOeolang/EOcage$EOencaged$EOφ.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| /* | ||
| * The MIT License (MIT) | ||
| * | ||
| * Copyright (c) 2016-2024 Objectionary.com | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included | ||
| * in all copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
|
|
||
| /* | ||
| * @checkstyle PackageNameCheck (4 lines) | ||
| */ | ||
| package EOorg.EOeolang; | ||
|
|
||
| import org.eolang.Atom; | ||
| import org.eolang.Attr; | ||
| import org.eolang.Param; | ||
| import org.eolang.PhDefault; | ||
| import org.eolang.PhTracedLocator; | ||
| import org.eolang.Phi; | ||
| import org.eolang.Versionized; | ||
| import org.eolang.XmirObject; | ||
|
|
||
| /** | ||
| * Cage.encaged.φ object. | ||
| * @since 0.36.0 | ||
| * @checkstyle TypeNameCheck (5 lines) | ||
| */ | ||
| @Versionized | ||
| @XmirObject(oname = "cage.encaged.@") | ||
| final class EOcage$EOencaged$EOφ extends PhDefault implements Atom { | ||
| /** | ||
| * Ctor. | ||
| * @param sigma Sigma | ||
| */ | ||
| EOcage$EOencaged$EOφ(final Phi sigma) { | ||
| super(sigma); | ||
| } | ||
|
|
||
| @Override | ||
| public Phi lambda() throws Exception { | ||
| final int locator = Math.toIntExact( | ||
| new Param(this.take(Attr.RHO), "locator").strong(Long.class) | ||
| ); | ||
| return new PhTracedLocator( | ||
| Cages.INSTANCE.get(locator), | ||
| locator | ||
| ); | ||
| } | ||
| } |
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