[WIP] Add delta sharing support in delta lake

plugin/trino-delta-lake/pom.xml

@@ -62,6 +62,11 @@
             <artifactId>configuration</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>io.airlift</groupId>
+            <artifactId>http-client</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>io.airlift</groupId>
             <artifactId>json</artifactId>

plugin/trino-delta-lake/src/main/java/io/trino/plugin/deltalake/metastore/deltasharing/DeltaSharingProfile.java

@@ -0,0 +1,88 @@
+/*
+ * 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 io.trino.plugin.deltalake.metastore.deltasharing;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.IOException;
+import java.nio.file.Path;
+import java.util.Optional;
+
+import static java.util.Objects.requireNonNull;
+
+/**
+ * Represents a Delta Sharing profile file configuration
+ */
+public class DeltaSharingProfile
+{
+    private final int shareCredentialsVersion;
+    private final String endpoint;
+    private final Optional<String> bearerToken;
+    private final Optional<String> expirationTime;
+
+    @JsonCreator
+    public DeltaSharingProfile(@JsonProperty("shareCredentialsVersion") int shareCredentialsVersion, @JsonProperty("endpoint") String endpoint, @JsonProperty("bearerToken") String bearerToken, @JsonProperty("expirationTime") String expirationTime)
+    {
+        this.shareCredentialsVersion = shareCredentialsVersion;
+        this.endpoint = requireNonNull(endpoint, "endpoint is null");
+        this.bearerToken = Optional.ofNullable(bearerToken);
+        this.expirationTime = Optional.ofNullable(expirationTime);
+    }
+
+    @JsonProperty
+    public int getShareCredentialsVersion()
+    {
+        return shareCredentialsVersion;
+    }
+
+    @JsonProperty
+    public String getEndpoint()
+    {
+        return endpoint;
+    }
+
+    @JsonProperty
+    public Optional<String> getBearerToken()
+    {
+        return bearerToken;
+    }
+
+    @JsonProperty
+    public Optional<String> getExpirationTime()
+    {
+        return expirationTime;
+    }
+
+    public boolean isExpired()
+    {
+        return expirationTime.map(expiryString -> {
+            try {
+                long expiry = Long.parseLong(expiryString);
+                return System.currentTimeMillis() / 1000 > expiry;
+            }
+            catch (NumberFormatException e) {
+                return false;
+            }
+        }).orElse(false);
+    }
+
+    public static DeltaSharingProfile fromFile(Path profilePath)
+            throws IOException
+    {
+        ObjectMapper mapper = new ObjectMapper();
+        return mapper.readValue(profilePath.toFile(), DeltaSharingProfile.class);
+    }
+}