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package jdk.jshell;

import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;
import jdk.jshell.Key.VarKey;

Snippet for a variable definition. The Kind is Kind.VAR.

VarSnippet is immutable: an access to any of its methods will always return the same result. and thus is thread-safe.

Since:9
@jls8.3 Field Declarations
/** * Snippet for a variable definition. * The Kind is {@link jdk.jshell.Snippet.Kind#VAR}. * <p> * <code>VarSnippet</code> is immutable: an access to * any of its methods will always return the same result. * and thus is thread-safe. * * @since 9 * @jls 8.3 Field Declarations */
public class VarSnippet extends DeclarationSnippet {
A human readable type of the variable. May include intersection types and human readable description of anonymous classes.
/**A human readable type of the variable. May include intersection types * and human readable description of anonymous classes. */
final String typeName;
The full type inferred for "var" variables. May include intersection types and inaccessible types. null if enhancing the type is not necessary.
/**The full type inferred for "var" variables. May include intersection types * and inaccessible types. {@literal null} if enhancing the type is not necessary. */
final String fullTypeName;
The anonymous class declared in the initializer of the "var" variable. These are automatically statically imported when the field is imported.
/**The anonymous class declared in the initializer of the "var" variable. * These are automatically statically imported when the field is imported. */
final Set<String> anonymousClasses; VarSnippet(VarKey key, String userSource, Wrap guts, String name, SubKind subkind, String typeName, String fullTypeName, Set<String> anonymousClasses, Collection<String> declareReferences, DiagList syntheticDiags) { super(key, userSource, guts, name, subkind, null, declareReferences, null, syntheticDiags); this.typeName = typeName; this.fullTypeName = fullTypeName; this.anonymousClasses = anonymousClasses; }
A String representation of the type of the variable.
Returns:the variable type as a String.
/** * A String representation of the type of the variable. * @return the variable type as a String. */
public String typeName() { return typeName; } @Override String importLine(JShell state) { return "import static " + classFullName() + "." + name() + "; " + anonymousClasses.stream() .map(c -> "import static " + classFullName() + "." + c + "; ") .collect(Collectors.joining()); } }