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Migrate to JSpecify annotations for nullability constraints.

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Closes #3745
Original pull request: #3781
This commit is contained in:
Christoph Strobl
2025-02-17 11:22:46 +01:00
committed by Mark Paluch
parent e90f2fea91
commit c40c90bc84
142 changed files with 674 additions and 504 deletions
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35
org/antlr/v4/tool/templates/codegen/Java/Java.stg
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@@ -48,14 +48,18 @@ ParserFile(file, parser, namedActions, contextSuperClass) ::= <<
package <file.genPackage>;
<endif>
<namedActions.header>
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.misc.*;
import org.antlr.v4.runtime.tree.*;
import org.jspecify.annotations.NullUnmarked;
import java.util.List;
import java.util.Iterator;
import java.util.ArrayList;
import jakarta.annotation.Generated;
<parser>
>>
@@ -67,11 +71,15 @@ package <file.genPackage>;
<endif>
<header>
import org.antlr.v4.runtime.tree.ParseTreeListener;
import org.jspecify.annotations.NullUnmarked;
import jakarta.annotation.Generated;
/**
* This interface defines a complete listener for a parse tree produced by
* {@link <file.parserName>}.
*/
@NullUnmarked
@Generated("<file.grammarName>Listener")
interface <file.grammarName>Listener extends ParseTreeListener {
<file.listenerNames:{lname |
/**
@@ -103,17 +111,20 @@ BaseListenerFile(file, header, namedActions) ::= <<
package <file.genPackage>;
<endif>
<header>
import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.tree.ErrorNode;
import org.antlr.v4.runtime.tree.TerminalNode;
import org.jspecify.annotations.NullUnmarked;
import jakarta.annotation.Generated;
/**
* This class provides an empty implementation of {@link <file.grammarName>Listener},
* which can be extended to create a listener which only needs to handle a subset
* of the available methods.
*/
@SuppressWarnings("CheckReturnValue")
@NullUnmarked
@Generated("<file.grammarName>BaseListener")
@SuppressWarnings({ "CheckReturnValue", "NullAway" })
class <file.grammarName>BaseListener implements <file.grammarName>Listener {
<file.listenerNames:{lname |
/**
@@ -163,6 +174,8 @@ package <file.genPackage>;
<endif>
<header>
import org.antlr.v4.runtime.tree.ParseTreeVisitor;
import org.jspecify.annotations.NullUnmarked;
import jakarta.annotation.Generated;
/**
* This interface defines a complete generic visitor for a parse tree produced
@@ -171,6 +184,8 @@ import org.antlr.v4.runtime.tree.ParseTreeVisitor;
* @param \<T> The return type of the visit operation. Use {@link Void} for
* operations with no return type.
*/
@NullUnmarked
@Generated("<file.grammarName>Visitor")
interface <file.grammarName>Visitor\<T> extends ParseTreeVisitor\<T> {
<file.visitorNames:{lname |
/**
@@ -194,6 +209,8 @@ package <file.genPackage>;
<endif>
<header>
import org.antlr.v4.runtime.tree.AbstractParseTreeVisitor;
import org.jspecify.annotations.NullUnmarked;
import jakarta.annotation.Generated;
/**
* This class provides an empty implementation of {@link <file.grammarName>Visitor},
@@ -203,7 +220,9 @@ import org.antlr.v4.runtime.tree.AbstractParseTreeVisitor;
* @param \<T> The return type of the visit operation. Use {@link Void} for
* operations with no return type.
*/
@SuppressWarnings("CheckReturnValue")
@NullUnmarked
@Generated("<file.grammarName>BaseVisitor")
@SuppressWarnings({ "CheckReturnValue", "NullAway" })
class <file.grammarName>BaseVisitor\<T> extends AbstractParseTreeVisitor\<T> implements <file.grammarName>Visitor\<T> {
<file.visitorNames:{lname |
/**
@@ -225,7 +244,9 @@ Parser(parser, funcs, atn, sempredFuncs, superClass) ::= <<
>>
Parser_(parser, funcs, atn, sempredFuncs, ctor, superClass) ::= <<
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue"})
@NullUnmarked
@Generated("<parser.name>")
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue", "NullAway"})
class <parser.name> extends <superClass; null="Parser"> {
// Customization: Suppress version check
// static { RuntimeMetaData.checkVersion("<file.ANTLRVersion>", RuntimeMetaData.VERSION); }
@@ -895,12 +916,16 @@ import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.misc.*;
import org.jspecify.annotations.NullUnmarked;
import jakarta.annotation.Generated;
<lexer>
>>
Lexer(lexer, atn, actionFuncs, sempredFuncs, superClass) ::= <<
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue"})
@NullUnmarked
@Generated("<lexer.name>")
@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue", "NullAway"})
class <lexer.name> extends <superClass; null="Lexer"> {
// Customization: Suppress version check
// static { RuntimeMetaData.checkVersion("<lexerFile.ANTLRVersion>", RuntimeMetaData.VERSION); }